What is happening when the cells start to swell up with water

Answers

Answer 1

the cell goes into osmosis and goes into hypnotic solution


Answer 2

Answer:

The correct answer is cell will burst.

Explanation:

When a cell takes up water from the environment it will swell up and will become flaccid. This usually happens when a cell is placed in the hypotonic solution with a high concentration of water outside and low solute and the water will move into the cell through osmosis.

If the excess water is not removed from the cell the cell will burst or lyse.

Thus, the cell will burst is the correct answer.


Related Questions

Order the steps of the urine formation process

Answers

1. Filtration


2. Reabsorption


3. Secretion

Kidneys filter blood and expel waste through urine. Urine formation involves glomerular filtration, reabsorption, and secretion

What is urine formation?

Urine is waste. Mostly water and urea. The body removes urea, a nitrogenous waste product. Filtration, reabsorption, and secretion form urine in the kidney.

Filtration. Kidneys filter blood. Arteries feed the kidney's glomerulus. Bowman's Capsule contains the kidney's glomerulus. Filtration. High-pressure blood forces substances through small capillaries. Walls strain. Filtration.

Filtrate—water, sugar, salts, amino acids, nitrogenous wastes, and other microscopic things—enters the kidney. Cells and large blood proteins stay in arteries. Pre-urinary kidney filtrate.

Reabsorption: Filtrate enters proximal tubule. This kidney filters many chemicals. These are absorbed.

Glucose, salts, vitamins, hormones, and amino acids are restored. The filtrate may retain excess sugar or salt from the body. Because glucose cannot be reabsorbed, high-blood-glucose diabetics may pee glucose. Pre-urine is reabsorbed.

Secretion. The Loop of Henle exchanges water and salt. The distal tubule releases it following the Loop of Henle.

Excretion must be accelerated sometimes. Toxins always leave rapidly. No filtering or absorption. The blood artery secretes them into the distal tubule's almost-formed urine.

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Large molecules, such as glucose, that cannot cross the lipid bilayer can still move across the membrane through a type of passive transport called?

Answers

Facilitated diffusion. It is a passive transport mechanism in which carrier proteins shuttle molecules across the cell membrane without using the cell’s energy supplies. Instead, the energy is provide by the concentration gradient, which means that molecules are transported from higher to lower concentrations, into or out of the cell. The carrier proteins bind to glucose, which causes them to change shape and translocate the glucose from one side of the membrane to the other. Red blood cells use facilitated diffusion to absorb glucose.

Which characteristic of living things is BEST represented when a tree sheds it leaves during the autumn? reproduction made of cells maintain homeostasis respond to the environment

Answers

the characteristic is the respond to the environment

Answer: maintain homeostasis

Explanation:

Homeostasis is the feature of the body resists any change occurring in it with respect to the changes happening in the external environment.

The trees shed their leaves in autumn so as to conserve water in autumn season. As in autumn season the trees may experience the scarcity of water due to lack of rainfall or low rainfall in a region. As the leaves may loose water by the process of transpiration also they will utilize water for the process of photosynthesis. The trees may experience wilting or may die. This is a process of maintenance of homeostasis in terms of conservation of water.    

The transition from fall to winter could be considered an environmental change. Which kind of change is winter?
short-term, because it lasts less than a year
long-term, because it lasts more than a year
short-term, because it causes changes to the DNA of a species
long-term, because it does not cause changes to the DNA of a species

Answers

The transition from fall to winter could be considered an environmental change. Which kind of change is winter?

It should be considered a short-term change because it lasts less than a year.

Environmental changes are changes or disturbances in the environment most often caused by human influences and natural ecological processes.

Answer: short-term, because it lasts less than a year

Explanation:

A short term change is a kind of environmental change which occur over a short period of time. It exerts influence over the environment and over the living beings for short time. A short term change include seasonal variation, drought, smog, pollution, flood and volcanic eruption. The effects caused by these changes can be recovered in an short time.

The transition from fall to winter could be considered as short term environmental change. This is due to the fact that it is the example of seasonal variation. The winter season remains for short term that is less than a year.

A student is applying the scientific method to a study of the effect of temperature on plant growth. Each day he writes down the temperature in plant height measurements and a table in his laboratory notebook. Which step of the scientific method does this describe?

Answers

he would be recording his data based on his experiment

Which of the following best describes REM sleep?

Answers

Answer:

Sleep in which the brain becomes more active but muscle activity is blocked.

Explanation:

The brain cycles through five distinct phases during sleep: stages 1, 2, 3, 4, and rapid eye movement (REM) sleep. REM sleep makes up about 25% of your sleep cycle and first occurs about 70 to 90 minutes after you fall asleep. Because your sleep cycle repeats, you enter REM sleep several times during the night.

During REM sleep, your brain and body are energized and dreaming occurs.REM is thought to be involved in the process of storing memories, learning, and balancing your mood.REM sleep begins in response to signals sent to and from different regions of the brain. Signals are sent to the brain's cerebral cortex, which is responsible for learning, thinking, and organizing information.

can white light be dispersed into visible light based on each colors wavelength

Answers

Answer:

The bending of the colors when they pass through the prism depends on its wavelength. So violet color has a shortest wavelength as a result it bends the most and followed by indigo, blue, green, yellow, orange and red respectively.

The splitting of light into its component colors is called dispersion of light. Dispersion of white light can be done by a glass prism. The inclined refracting surface of a glass prism shows this phenomena.

When a prism is placed in a room and a beam of white light is allowed to fall on one of its refracting faces.It is found that light coming out from the other face of the prism is split into seven colors (violet, indigo, blue, green, yellow, orange, red).


A U.S. law that protects
biodiversity → Endangered Species Act (ESA)



True



False

Answers

True! U have to protect the animals

Rough-skinned newts and common garter snakes are in an "evolutionary arms race." In this phenomenon, two species continually evolve adaptations against one another to increase their own chance of survival. Rough-skinned newts produce tetrodotoxin, a type of poison, as a defense mechanism. Most common garter snakes have some resistance to the toxin. In areas where common garter snakes and rough-skinned newts coexist, rough-skinned newts express very high levels of tetrodotoxin, and common garter snakes have evolved a very high degree of resistance to tetrodotoxin. Based on this information, what is the most likely relationship between common garter snakes and rough-skinned newts?

A.
obligate parasitism
B.
predator and prey
C.
facultative mutualism
D.
commensalism

Answers

I got it correct!!!!!!!


B. Predator and prey

Answer:

The correct answer would be B. predator and prey.

Predator and prey is a type of natural relationship in which one organism kills and consume the other organism.

For example, a lion is a predator which kills and consume deer (prey).  

During the course of evolution, prey evolves various adaptations to overcome predation and increases its survival rate.

In addition, a predator also evolves to increase its success rate in predation.

Similarly, rough-skinned newts (prey) evolve to produce poison as a defense mechanism and greater snakes (predator) evolve resistance against that poison to increase its survival rates.

What is cell surface area-to-volume ratio, and why is it important in regards to cell size?

Answers

The important point is that the surface area to the volume ratio gets smaller as the cell gets larger. Thus, if the cell grows beyond a certain limit, not enough material will be able to cross the membrane fast enough to accommodate the increased cellular volume.


What happens during crossing over?

Answers

Crossing over is the process during which a homologus chromosome change their sequence . Crossing over occur to increase the genetic diversity. It is very important because due to this gentic varatation increase. In a first divisions of meiosis crossing over occur and sister chromatids are formed when chormosme are replicated into two stands .

Final answer:

Crossing-over is an event during prophase I of meiosis where homologous chromosomes exchange genetic material, leading to genetic variety in gametes. This exchange, or recombination, increases genetic diversity, which is vital for evolution and individual uniqueness.

Explanation:

During prophase I of meiosis, a crucial process called crossing-over takes place. Homologous chromosomes pair up gene-for-gene, forming a structure known as a tetrad, which consists of four chromatids. During this pairing, the non-sister chromatids come into proximity and exchange segments of genetic material. This breakage and rejoining of DNA segments results in the chromatids acquiring unique combinations of alleles, thereby increasing genetic diversity in the resultant gametes. This genetic shuffle, also called recombination, happens multiple times and can affect any part of the chromosome, leading to numerous genetic variations.

When two adjacent bases in the same strand of DNA dimerize (form a covalent bond between them), what happens to the DNA?

Answers

The DNA of every higher organism consists of two strands which are joined together through bonding between nitrogenous bases. We know well that the base of one strand forms hydrogen bond between the base of the other strand to hold the DNA intact. Thymine always pairs with Adenine and Guanine always pairs with Cytosine, this way an intact and normal DNA structure is formed.

However, sometimes the Ultra violet (UV) rays cause serious damage to DNA. When UV rays are absorbed by DNA, where the bases are thymine or cytosine they add energy at that point. This energy causes the formation of covalent bond between adjacent cytosine- cytosine or thymine-thymine bases of same DNA strand (Please see attached figure). This abnormal process is called the formation of Pyrimidine dimers.  

What harm they can incur to us?

Our body cells have excellent DNA proofreading mechanisms that correct the errors in DNA. But sometimes when DNA has to replicate, the dimers don’t let the DNA polymerase enzyme to correctly read DNA strand because there are abnormal structures. The enzyme incorporates wrong base, at the position of dimers for example if C-C dimer is present, adenine instead of guanine will be added at that position. This causes the presence of incorrect base in newly synthesized DNA.  

This process leads to mutation in the cells which is very common cause of increased risk of cancers nowadays.


Final answer:

Adjacent bases in the same strand of DNA dimerizing (forming a covalent bond) results in distortions in the normal double helix structure of DNA and can disrupt the processes of replication and transcription. This situation can lead to the induction of mutations. A common example is when ultraviolet light induces the bonding of two adjacent thymines.

Explanation:

When two adjacent bases in the same strand of DNA dimerize, a situation like thymine dimer can occur, a covalent linkage forms between two adjacent thymine bases on exposure to ultraviolet radiation. This type of dimer formation results in abnormal covalent bonds within the DNA strand and can produce distortions or kinks in the normal double helix structure of DNA, which in turn can interfere with normal DNA processes including replication and transcription.

While normal DNA structure largely depends on relatively weak hydrogen bonds that connect diverse base pairs (adenine with thymine, and cytocine with guanine), dimerization of two adjacent bases creates a strong covalent bond changing the DNA strand's behavior, interfering with its usual operation and causing possible mutations. An example of this strong dimerization is when ultraviolet light induces dimer formation between two adjacent pyrimidine bases, commonly two thymines, within a nucleotide strand leading potentially to frameshift or point mutations.

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A(n) ____________ reaction occurs when the bonds of the reacting compounds are broken and new combinations are formed.
A- Decompisition
B- Reversible
C- Exchange
D- Sythesis

Answers

An Exchange reaction
Final answer:

An exchange reaction, also known as a displacement or metathesis reaction, takes place when the bonds of reacting compounds break and form new combinations. This is a type of chemical reaction involving the recombination of atoms and the transfer of electrons.

Explanation:

A(n) exchange reaction occurs when the bonds of the reacting compounds are broken and new combinations are formed. This type of reaction is also known as a displacement or metathesis reaction. It is categorized under chemical reactions, which involve the recombination of atoms and the transfer of electrons. For example, if compound AB reacts with compound CD, the products of the exchange reaction would be AD and CB.

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1. Iodoacetamide inactivates enzymes by covalently modifying the R-group of ㅡㅡㅡ?
2.Which of the following is TRUE in the presence of competitive inhibitors?Vmax decreasesKm decreasesVmax increasesKm increasesBoth Km and Vmax decrease
3.
If an enzyme is operating at very high substrate levels, and an irreversible site specific inhibitor is added, so that the reaction rate is reduced by 50%, what is TRUE about the resulting condition of the enzyme and/or substrate?half of the substrate does not bind to the enzymethe Km of the enzyme has changed by 50%all of the enzyme molecules exhibit a 50% loss of activityhalf of the enzyme molecules are completely active and half of the enzyme molecules are completely inactivethe binding affinity of the substrate is different for all of the enzyme molecules
4.
Which of the following is NOT true about irreversible enzyme inhibitors?They usually covalently modify the enzymeThey often carry reactive groups that combine chemically with protein R-groupsThe protein R-groups modified are often nucleophiles such as sulfhydryl or hydroxyl groups.In many cases they alter the active site of the target enzymeIn most cases the inhibitor can be removed by dialysis
5.
Which of the following is true for catalysis of a reaction by an enzyme?The equilibrium constant decreasesThe activation energy increasesThe initial velocity decreasesThe standard free energy of the reaction increasesThe initial velocity increases in the presence of an enzyme
6.
Which of the following is TRUE?The Vmax is reached when the concentration of substrate is double the KmThe Km value decreases in the presence of a competitive inhibitorAt high substrate levels the reaction velocity increases in a liner manner with increasing S concentrationAt very low substrate levels doubling the S concentration nearly doubles the observed reaction rate so that the rate increases in a linear manner.When the substrate level is equal to the Km, the reaction rate does not increase if more substrate is added

Answers

1. Iodoacetamide combines with the thiol group of cysteine, thus, the protein cannot produce a disulfide bond. So, iodoacetate is an inhibitor of cysteine peptidase.  

2. In the presence of competitive inhibition, the Km increases. In the presence of a competitive inhibitor -1/Km increases, thus, 1/Km decreases, and hence Km increases. The competitive inhibitors work by combining reversibly with the active site of an enzyme. Thus, more concentration of substrate is required to attain half of the maximum velocity.  

3. In the given case, half of the molecules of the enzyme are completely active and half of the molecules of the enzyme are completely inactive.  

Irreversible inhibition is one of the reasons for the reduction in the rate of an enzyme-catalyzed reaction in the given case. The loss of activity of the enzyme molecules due to irreversible inhibition is time dependent and it is the reason behind the reduction in reaction rate.  

Reduction in the rate of reaction is proportional to the loss of activity. Therefore, a 50 percent reduction in reaction rate will result in 50 percent of the enzyme molecules to be inactive and the other 50 percent of the enzyme molecules to be completely active.  

4. The statement, that is, in the majority of the cases, the inhibitor can be removed by dialysis is not true about irreversible enzyme inhibitors.  

The irreversible inhibitors combine with the enzymes permanently and make covalent bonds with the enzyme. Therefore, it cannot get removed by the process of dialysis in the majority of cases.  

5. The correct statement is that the initial velocity increases in the presence of an enzyme.  

6. The correct statement is that the Vmax is attained when the concentration of the substrate is double the Km.  

The Km is illustrated as the concentration of substrate at which the reaction velocity reaches half of the maximum velocity. Therefore,  

Km = 1/2 Vmax

2 Km = Vmax

Vmax = 2 Km


Final answer:

An irreversible inhibitor inactivates an enzyme by bonding covalently to a particular group at the active site. In the presence of competitive inhibitors, Vmax decreases and Km increases. When an irreversible site-specific inhibitor is added to an enzyme operating at very high substrate levels, the reaction rate is reduced by 50%, resulting in half of the enzyme molecules being completely active and half of the enzyme molecules being completely inactivated.

Explanation:1. Irreversible Inhibition

An irreversible inhibitor inactivates an enzyme by bonding covalently to a particular group at the active site. When the inhibitor is bound, the enzyme active site is blocked, the substrate does not bind, and catalysis cannot occur, similar to competitive inhibition. The difference here is that the inhibition is irreversible, meaning that the inhibitor remains bound and does not dissociate from the enzyme because the enzyme-inhibitor covalent bonds are not easily broken.

2. Competitive Inhibition

Competitive inhibition is when an inhibitor reversibly binds to an enzyme at the enzyme active site; competing with the substrate for binding. A competitive inhibitor must be a molecule that is structurally similar to the substrate molecule, allowing it to interact with the enzyme active site through similar non-covalent interactions, but it does not, or cannot, undergo the same chemical reaction. When the inhibitor is bound to the active site, it blocks the correct substrate from binding and catalysis from occurring. However, as a reversible inhibitor, it can disassociate from the enzyme eventually allowing for the correct substrate to bind and the catalysis to occur.

3. Enzyme Kinetics

In the presence of an irreversible site-specific inhibitor, the reaction rate is reduced by 50%. This indicates that half of the enzyme molecules are completely active and half of the enzyme molecules are completely inactivated. The substrate, on the other hand, can still bind to all available active enzyme molecules, but the binding affinity may differ for each enzyme molecule.

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Why are biologists still debating the classification of protozoans

Answers

The biologists have categorized protozoans as a part of Kingdom Protista, they have attempted to sort protists in comparison to three of the other kingdoms, that is, animals, plants, and fungi. However, this has not worked as several of the protists demonstrate features from two or more of these kingdoms.  

The protozoans show considerable diversity, that is, some live as predators, some as parasites, and some others are thriving as producers. Scientists have attempted to categorize the organisms within the protists as either fungus-like, plant-like, or animal-like.  

However, close testing and genetic examination have shown that these classifications often does not imply.  


what was rudolf virchows involvement in the cell theory

Answers

He was responsible for the formation of the last part of the cell theory which stated that "cells arise from pre-existing cells ". Rudolf Virchows laid the foundation of cellular pathology which explained more clearer how diseases occurred at cellular level.Through his work, scientists are now able to diagonose diseases more accurate.

Which of the following is exclusively a natural resource of carbon dioxide?
A. Clearing land with fire
B. Coal Power Plants
C. Decomposition
D. Photosynthesis

Answers

Decomposition
C. Decomposition
Answer: (C) Decomposition

Decomposition is a process in decaying of rotting. The thermal decomposition of CO2 to CO and O2 is a possible way for the waste and utilization of CO2. However, this effect is confined by both the thermodynamic stability and the kinetic boundary. At 900 degrees C, this catalytic method achieves 100% of CO generation selectivity at 15.8% of CO2 changes.

Hemophilia is a sex-linked disorder in which a person’s blood clots very slowly or not at all. Why are males more likely to inherit hemophilia than females?

Answers

Hemophilia is the result of a defective X chromosome. males have XY chromosomes; females have XX chromosomes. If a man has a defective X chromosome, he has no normal X chromosome to balance it out. Therefore, he is more likely to present hemophilia. However, a hemophiliac man's male children will all be healthy, assuming his partner is not a hemophiliac, because the defective X chromosome was not passed on. All his daughters will be carriers, though, regardless of whether their mother is a hemophiliac.

Answer:

Males inherit only one X chromosome, which is from the mother.

Explanation:

Help!!!!!!!!!!!!!!!!!!!!!!!!

Answers

a. Filtration

Filtration is any of various mechanical, physical or biological operations that separate solids from fluids (liquids or gases) by adding a medium through which only the fluid can pass.

The diagram shows some of the steps in the flow of energy through an ecosystem. The arrows represent the transfer of energy. Label each arrow with the type of energy being transferred.

Answers

Final answer:

The arrows in the diagram represent the transfer of energy in an ecosystem. Energy enters the ecosystem through photosynthesis and flows from plants to herbivores to carnivores. The arrows can be labeled with the type of energy being transferred.

Explanation:

The diagram shows some of the steps in the flow of energy through an ecosystem. The arrows represent the transfer of energy. To label each arrow with the type of energy being transferred, we need to understand the flow of energy in an ecosystem. Energy enters the ecosystem through photosynthesis, which converts sunlight into chemical energy in plants. This energy is then passed from producers (plants) to herbivores (animals that eat plants) and then to carnivores (animals that eat other animals).

For example, the arrow from the sun to the plant represents the transfer of solar energy through photosynthesis. The arrow from the plant to the herbivore represents the transfer of chemical energy from the plant to the herbivore. And the arrow from the herbivore to the carnivore represents the transfer of chemical energy from the herbivore to the carnivore.

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Which body of water is home to the ENSO cycle?
A. North Atlantic Ocean
B. Indian Ocean
C. Caribbean
D. Mediterranean
E. equatorial Pacific Ocean

Answers

The answer to your question is,

E. Equatorial Pacific Ocean

-Mabel <3

I'm pretty sure the answer is E. equatorial Pacific Ocean.

Blood, bone, and cartilage are examples of
A. Three different tissue types found in the body
B. Connective tissue
C. Epithal tissue
D. Organs of the body

Answers

Blood, bone, and cartilage are all connective tissue so your answer will be B

Final answer:

Blood, bone, and cartilage are all examples of connective tissue. They form part of the body's structure, with each having its unique characteristics and functions.

Explanation:

Blood, bone, and cartilage are examples of B. Connective tissue. Connective tissues are composed of cells that form the body's structure. Three of the most common types are blood, bone, and cartilage. Blood is considered a connective tissue because it is made up of a liquid plasma matrix and cells. Bone is a hard tissue that provides a structure for the body, while cartilage is a flexible tissue found in many areas of the body including the joints, ear, and nose.

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Why is water considered to be a complex compound?

A.
it is a clear liquid
B.
it can be boiled
C.
it can freeze
D.
it can exist in three different states of matter simultaneously

Answers

im thinking its D. bcuz all three A. B. C. are true

Answer:its (D)  goodluck

Explanation:its d because all the other answer choices about water is true

Which process stops when a ribosome reaches a stop codon? transcription splicing replication translation

Answers

I beleive its Translation

Answer:

The correct answer will be translation.

Explanation:

Ribosomes are cell organelles present either in cytoplasm or attached to endoplasmic reticulum in protoplasm of a cell.

They are involved in the process of translation or the synthesis of protein by translating the coded information of mRNA into amino acids to form proteins. So, they are also known as translators of cell.

Protein synthesis starts during the initiation phase of translation after reading start codon (AUG). Translation terminates when ribosome reaches   any of the stop codons that is UGA, UAA, and UAG at 3'-end the synthesized polypeptide will dissociate from the ribosome.

Thus, translation will be the correct answer.

How is the relationship between ADP and ATP cyclical?

Answers

ATP, a powerful particle, changes over to low-control ADP to proceed with the procedure of glycolysis

Answer

When energy is required , ADP takes one phosphate and ATP is formed.

Explanation

ADP (Adenosine diphosphate) is different from ATP (adenosine triphosphate) in the number of phosphate groups in its structure. These are the source of energy for the cells and the presence of phosphate groups in these compounds indicate the strength of energy. ADP has two phosphate groups while ATP has three. When the cell requires energy ADP gains one phosphate and ATP is formed which is responsible for energy production. Then again ATP is broken down and forms ADP and Pi (inorganic phosphate) release.


Which of the following is a negative effect of algal blooms on the environment

Answers

Algae die quickly, so aerobic decomposers come in to decompose dead algae. In this process, decomposed use all the oxygen in an area, thus making that area oxygen deficient, meaning no organisms can live there

Final answer:

Algal blooms can result in dead zones due to oxygen consumption by bacteria, and the production of toxins by certain algae can cause health risks and economic losses. Responsible use of fertilizers and wetland restoration are essential measures to prevent harmful effects on the environment.

Explanation:

Negative Effects of Algal Blooms on the Environment

One negative effect of algal blooms on the environment is the creation of dead zones in aquatic ecosystems. As an algal bloom occurs and the algae subsequently die, they provide a significant amount of organic matter to deep-water bacteria, resulting in a surge of bacterial population growth. These bacteria consume large amounts of oxygen, leading to regions where animal life can scarcely survive due to oxygen depletion. This process is detrimental to aquatic life and disrupts the natural balance of the ecosystem.

Another harmful impact of algal blooms is the production of toxins by certain species of algae such as Karenia brevis, which causes red tides, and cyanobacteria. These toxins can be fatal to fish and accumulate in shellfish, posing health risks to humans who consume them and causing economic losses due to the closure of affected fisheries. In addition, the presence of cyanobacterial toxins like microcystins can lead to allergic reactions and liver damage when ingested in contaminated water.

In conclusion, although fertilizers provide benefits for crops and are not easily banned for political and economic reasons, the resultant algal blooms necessitate responsible fertilizer use, regulation, and efforts like wetland restoration to mitigate the excess nutrients entering aquatic systems.

Quinn went to her biology laboratory. They were doing an experiment with dangerous chemicals and so the teacher told the students to get ready for the experiment. Before putting on her goggles, she decided to take off her glasses and put in her contacts so she would be more comfortable. She then put on her laboratory coat and gloves.

Which statement is true?

She should have asked her teacher if she had to wear gloves.
She properly prepared for lab.
She should have should have put her lab coat on first.
She made the error of putting in her contacts.

Answers

She made the error of putting in her contacts. This is the coming answer because

assuming that other factors are equal how are the birthrate and death rate related in a stable population

Answers

Without birthdate and death rate being similar, then the population will either fade out or will become overpopulated. They balance each other out.

If they were different not only will we be overpopulated but everyone would be going crazy. Sorry, just trying to put it as simple as possible.

Sodium Hydroxide + Copper Sulfate

1.Observations Before Interaction
2.Observations After Interaction
3.Was Mass Conserved?
4.Proof of a Chemical Reaction

Answers

Answer:

Reaction for observation: Sodium Hydroxide + Copper Sulfate

Full reaction:

                         2NaOH + CuSO4 --> Cu(OH)2 + Na2SO4

Part 1.

Observations Before Interaction:

Sodium hydroxide is a turbid solution and copper sulfate is in form of bright blue crystals.

Part 2:

Observations After Interaction:

When their solutions are mixed with each other, a pale blue precipitate of basic copper hydroxide & a solution of neutral salt sodium sulphate will be formed.

Part 3:

Was Mass Conserved?

Yes, mass was conserved.

The Law of Conservation of Mass states that "mass cannot be created or destroyed, but changed into different forms".

Hence mass was conserved.

Part 4..Proof of a Chemical Reaction

The proof of the reaction is the appearance of pale blue precipitates of of basic copper hydroxide & a solution of neutral salt sodium sulphate.




Final answer:

When sodium hydroxide is mixed with copper sulfate, a light blue precipitate of copper hydroxide is formed, and sodium sulfate remains in solution, demonstrating signs of a chemical reaction while conserving mass.

Explanation:

When sodium hydroxide reacts with copper sulfate, there are a couple of observations and principles one should expect:

Observations Before Interaction: Sodium hydroxide is a colorless solution and copper sulfate solution is typically blue.

Observations After Interaction: After mixing, the solution may form a precipitate of copper hydroxide, which is light blue, and sodium sulfate remains in solution.

Was Mass Conserved? Yes, according to the law of conservation of mass, mass is conserved in a chemical reaction. The mass of the reactants equals the mass of the products.

Proof of a Chemical Reaction: Evidence of a chemical reaction includes color change, formation of a precipitate, temperature change, or emission of gas.

The chemical equation for the reaction is: 2 NaOH(aq) + CuSO4(aq) → Cu(OH)2(s) + Na2SO4(aq). This provides a balanced representation of the reactants transforming into products.

Which biomolecule does not have a carbon-nitrogen bond? peptide protein carbohydrate nucleic acid

Answers

Carbohydrates do not have a carbon nitrogen-bond because nitrogen is not found in this protein. So the answer is C) carbohydrate.  I hope this helps.

Carbohydrates lack carbon-nitrogen (C-N) bonds, while peptides, proteins, and nucleic acids have C-N bonds in their structures.

Which biomolecule does not have a carbon-nitrogen bond?

Out of the biomolecules mentioned, carbohydrates do not have a carbon-nitrogen (C-N) bond. Carbohydrates are organic compounds primarily composed of carbon (C), hydrogen (H), and oxygen (O) atoms. They do not contain nitrogen (N) atoms in their structure. On the other hand, peptides, proteins, and nucleic acids all contain C-N bonds as part of their molecular structure.

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