Answer:
The correct answer is d. Parasites take what they want from the host not trying to help out the host.
Explanation:
The following example of parasitism is fleas living on a dog, making the dog ill. The correct option is D.
What is parasitism?Parasitism is a process in which the organism lives upon another organism for food and space, but it exploits the other organism and makes it ill and weak.
The fleas, that feed upon dog skin, suck the blood of the dog and infect the dog with the parasites they get.
Thus, the correct option is D. Fleas living on a dog, making the dog ill.
Learn more about parasitism, here:
https://brainly.com/question/2749125
#SPJ2
How are hydrogen ions (H+) essential for the production of ATP.
Answer:
it provides energy for conversion of ADP to ATP by ATP synthase. Anabolic pathways store energy by building molecules
Explanation:
Catabolic pathways release energy by breaking down molecules. ... Hydrogen ion generation is essential for ATP production because it provides energy for conversion of ADP to ATP by ATP synthase.
Hydrogen ions (H⁺) are essential for ATP production through chemiosmosis. The concentration gradient of hydrogen ions drives their movement through ATP synthase, resulting in the formation of ATP.
Explanation:Hydrogen ions (H⁺) are essential for the production of ATP through a process called chemiosmosis. The buildup of hydrogen ions in the intermembrane space or thylakoid lumen creates a concentration gradient.
Hydrogen ions, which are also known as protons, undergo a crucial process as they diffuse through ATP synthase, a highly specialized protein channel. This diffusion occurs along their electrochemical gradient, driven by the difference in concentration and electrical charge across the membrane.
ATP synthase, acting as a molecular turbine, harnesses the energy generated by the proton flow to catalyze the binding of a third phosphate group to adenosine diphosphate (ADP). Consequently, this chemical reaction results in the formation of adenosine triphosphate (ATP), which is the primary energy currency of cells and plays a pivotal role in various cellular processes.
Learn more about ATP Production here:https://brainly.com/question/34187581
#SPJ3
Which statement best describes this role of plastids in the plant cell
Answer:
Option B
Explanation:
Plastids is otherwise known as the chloroplasts.
The chloroplast contain chlorophyll pigments which convert light energy from the sun into glucose (chemical energy) during photosynthesis.
What is the speed of a golf ball that moves 35 meters in 5 seconds
35 meters per second
B. 17 meters per second
c. 7 meters per second
D. 5 meters per second
Answer:
C IS THE ANWSER
Explanation:
COUNT BY 7'S
What does not happen during interface II that does happen in interphase I?
Answer and Explanation:
Interphase is the longest stage of the cell cycle and can be divided into 3 phases: G1 phase, S phase, G2 phase. The newly formed cell matures during the G1 phase. If the cell is going to divide, it enters the S (synthesis) phase where the DNA is replicated and the G2 phase where more growth occurs. The cells undergoing meiosis have only one interphase. After telophase I the cell enters into prophase II without having interphase II.
1. Maria's symptoms are 1) wheezing, 2) problems gaining weight, and 3) salty
skin. What disease do you think Maria suffers from? Why? Are there other
symptoms her parents might have missed?
Final answer:
Maria likely suffers from cystic fibrosis, which primarily affects the respiratory and digestive systems. Other symptoms her parents might have missed include chronic cough, frequent lung infections, sinusitis, and infertility in males.
Explanation:
Maria's symptoms of wheezing, problems gaining weight, and salty skin are indicative of a genetic disorder called cystic fibrosis (CF). CF is a condition that primarily affects the respiratory and digestive systems. The wheezing is caused by the buildup of thick, sticky mucus in the airways, making it difficult to breathe. The problems gaining weight result from the inability to properly absorb nutrients due to the dysfunction of the digestive system. Salty skin is a characteristic feature of CF due to elevated levels of salt in sweat.
Other symptoms related to CF that Maria's parents might have missed include chronic cough, frequent lung infections, sinusitis, and infertility in males.
will give brainlist if right!
The four main types of germs are what?
A. Viruses, bacteria, parasites, and fungi
B. Viruses, parasites, fungi, and phagocytes
C. Parasites, bacteria, lymphocytes, and fungi
D. Small, medium, large, and extra large
The four major types of germs are bacteria, viruses, fungi, and protozoa. They can invade plants, animals, and people, and sometimes they can make us sick.
What is the average speed of the car after 3 seconds? A. 5 m/s
B. 3 m/s
C. 15 m/s
D. 30 m/s
Answer:
15 m/s
Explanation:
you're just going to follow the steps that were given on the paper...... you look at the time and then you look where the line falls/ pass
The average speed of the car 5m/s
The parameters given in the question are;
distance= 15
time= 3 seconds
Average speed= distance/time
= 15/3
= 5
Hence the average speed is 5 m/s
Please see the link below for more information
https://brainly.com/question/13782543?referrer=searchResults
Need answer ASAP!! Will mark BRAINLY
What happens if a cell cannot produce the enzyme necessary for a specific metabolic reaction?
Answer:
that reaction will slow down or stop depending on the activation energy or requirements of the reaction
Explanation:
Without the necessary enzyme, the cell's metabolic pathways are disrupted. Enzymes act as catalysts to facilitate important reactions in the body, and a deficiency can be potentially harmful.
Explanation:If a cell cannot produce the necessary enzyme for a specific metabolic reaction, the metabolic pathway will become disrupted. Enzymes are vital as they act as catalysts, increasing the rate at which reactions occur in the body. Without the presence of these enzymes, certain reactions would not take place at a sufficient pace to keep the cell alive. Therefore, a deficiency in necessary enzymes can cause illness or even death.
Learn more about enzyme deficiency here:https://brainly.com/question/31828541
#SPJ2
please answer the following with a brief response.
convert 100km/h to m/s
Answer:
27.7777778 divide the speed value by 3.6
Explanation:
The movement of tectonic plates in two different locations is shown below:
Two blocks labeled Location A and Location B are shown. At Location A the top layer of the block shows two horizontal arrows pointing towards each other. Small dunes are shown in the middle between the two arrows. The block labeled B has a vertical line in the middle. On the left of the line, there is an arrow pointing down. On the right of the vertical line there is an arrow pointing up
Which statement is most likely true?
Subduction may occur in both locations.
Earthquakes may occur in both locations.
Subduction may occur in Location A only and a volcanic eruption may occur in Location B only.
An earthquake may occur in Location A only and a volcanic eruption may occur in Location B only.
Question 10(Multiple Choice Worth 7 points)
Answer:
subduction may occur in location A only and a volcanic eruption may occur in Location B only
Explanation:
Answer: The magnetic orientation of rocks may change in Location A and subduction occurs in Location B.
Explanation:
What is the difference between osmosis and diffusion?
A. Osmosis is movement of proteins, and diffusion is movement of water.
B. Diffusion uses energy, but osmosis does not.
C. Diffusion only occurs in animal cells, and osmosis only occurs in plant cells.
D. Osmosis is a kind of diffusion that involves movement of water.
Answer:
D.) Osmosis is a kind of diffusion that involves movement of water.
Explanation:
One big difference between osmosis and diffusion is that both solvent and solute particles are free to move in diffusion, but in osmosis, only the solvent molecules (water molecules) cross the membrane.
Here is the answer I chose (the previous answer that I thought was right) and the answer that was actually right.
The difference between osmosis and diffusion is that osmosis is a kind of diffusion that involves the movement of water. Hence, option D is true for the statement.
What are osmosis and diffusion?Osmosis is related to water, which means that in this process, the water molecules move across the semipermeable membrane. Here, no energy is required for the movement.
In diffusion, different molecules can pass the plasma membrane from the higher concentration to the lower concentration without spending energy (ATP). Both of these processes are passive, as energy is not required. In diffusion, different molecules such as sodium, potassium, etc. move from one side of the cell plasma membrane to the other. When the energy is spent for the movement, that is called active transport, and here the molecule is taken from a lower concentration to a higher one.
Hence, the difference between osmosis and diffusion is that osmosis is a kind of diffusion that involves the movement of water. Hence, option D is true for the statement.
To learn more about osmosis and diffusion, click here
https://brainly.com/question/1799974
#SPJ3
Describe the Big Bang theory
what is the outer boundary of the cell in an Animal cell
Answer: cell membrane
Explanation:
Final answer:
The outer boundary of an animal cell is the cell membrane, which acts as a protective barrier and regulates the movement of materials.
Explanation:
The outer boundary of an animal cell is the cell membrane or plasma membrane. It is a thin layer of lipids that surrounds the cell and acts as a protective barrier. The cell membrane regulates what materials can enter and leave the cell.
8. Create a Punnett square to solve the following monohybrid cross Patty is homozycous dominant for freckles (55),
while Charlie is homozygous for no freckles (ss).
a. What is the genotype of the potential offspring?
b. What is the probability their children having no freckles?
Answer:
A Punnett square for the following monohybrid cross can be shown as follows:
s s
S Ss Ss
S Ss Ss
a) The genotype of the potential offspring will be Ss, they will be heterozygous dominant.
b) There is a zero% probability that the offspring will have no freckles. As one of the parents was homozygous dominant for the freckles, hence all of the offsprings will have freckles.
A. A human skin cell is an example of
this type of cell
Answer: the keratinocyte cell
Which statement correctly describes the diagram?
Answer:b
Explanation:
6. What is the main function of the green pigments (chlorophyll a & b)?
Answer and Explanation:
Chlorophyll a is the most used photosynthetic pigment and absorbs blue, red and violet wavelengths in the visible spectrum. It participates mainly in oxygenic photosynthesis in which oxygen is the main byproduct of the process. Chlorophyll b primarily absorbs blue light and is used to complement the absorption spectrum of chlorophyll a by extending the range of light wavelengths a photosynthetic organism is able to absorb.
Both of these chlorophyll molecules capture light energy and transfer it to the reaction center of the cell. Henceforth, electrons are passed from this absorbed light energy to water molecules resulting in the formation of hydrogen ions and oxygen atoms.
The main function of chlorophyll a and b is to absorb light energy during photosynthesis, initiating the conversion of light energy into chemical energy essential for plant growth and metabolism.
The main function of the green pigments chlorophyll a and b is to absorb light energy during the process of photosynthesis in plants. These pigments are embedded within the thylakoid membranes of chloroplasts, where they play a critical role in capturing photons of light energy from sunlight.
Chlorophyll molecules specifically absorb blue and red wavelengths of light, while reflecting or transmitting green wavelengths, giving plants their characteristic green color.
Once light energy is absorbed by chlorophyll, it initiates the process of photosynthesis, where light energy is converted into chemical energy in the form of ATP and NADPH, which are used to fuel the synthesis of organic molecules, such as glucose, from carbon dioxide and water.
What do we call the parameters of the area of a population when we are organizing the biosphere
Final answer:
In ecology, the areas concerning a population within the biosphere are defined as a population, community, ecosystem, and biome, which together encompass all zones of life on Earth.
Explanation:
Within the study of ecology, the parameters of the area of a population when organizing the biosphere relate to different concepts like population, community, ecosystem, and biome. All the individuals of a species living within a specific area are referred to as a population. The combination of different populations in an area makes up a community. Together, this community and the nonliving (abiotic) components of the environment such as water, soil, and sunlight constitute an ecosystem. A group of similar ecosystems make up a biome, and the biosphere is the sum of all biomes, representing all the zones of life on Earth.
How do fertilizer requirements change when a crop leaves the vegetative stage and enters the flowering stage?
a) Less nitrogen and more phosphorus is required.
Less nitrogen and more potassium is required.
C)More nitrogen and less phosphorus is required.
More oxygen and less potassium is required.
Answer:
A: Less nitrogen and more phosphorus is required.
Fertilizer requirements changes in the above manner when a crop leaves the vegetative stage and enters the flowering stage.
Explanation:
The vegetative stage is the one when plant starts growing after germination. Plant develops foliage and flourishes. The process of photosynthesis is carried out, and collect different types of resources like CO2, nutrients, and lighting. These are needed during reproduction and flowering. Plants are more delicate at this stage than in the flowering stage.
The final phase of the plant growth is the reproductive stage or the flowering stage. The focus is the production of flowers, fruits, and seeds at this stage. Nitrogen is not at all required at this stage and plant needs other nutrients like Potassium and phosphorus at this stage.
What is difficult? what is the name for the balance that results from diffusion?
Nitrogen has a melting point of -210.0°C and a boiling point of -195.8°C. A sample of nitrogen is heated from -215.0°C to -200.0°C. what happens to the nitrogen atoms during this?
Answer:
The atoms begin to move faster and spread apart. Hypothetically saying that it is a gas.
Explanation:
Hope this helps!!
Which of the following is true about the DNA molecule during transcription?
It unwinds from both ends.
O
It makes a copy of itself.
It opens up all of the way, one gene at a time.
Only a small area is opened,
Answer:
Only a small area is opened
Explanation:
The statement which is true about the DNA molecule during transcription is: D. Only a small area is opened.
Gene expression in living organism is mainly controlled on two (2) main levels and these are:
Translation.Transcription.Transcription can be defined as a biological process which typically involves re-writing the genetic code (information) contained within a deoxyribonucleic acid (DNA) into a ribonucleic acid (RNA) by using an enzyme RNA polymerase.
During transcription, only a small area (portion) of the deoxyribonucleic acid (DNA) is open for it to be re-written into a ribonucleic acid (RNA).
Read more: https://brainly.com/question/21682578
What evidence did Darwin use to support his theory of evolution? Check all that apply.
Answer:
The correct answers are: B, C and D.
Explanation:
(B) Darwin, which focused on the appearance of new species as substitutes for extinct species of the same natural group, making the comparison of fossil and modern specimens of the same natural group.
(C) Birds that are known as "Darwin's finches", For example, there were three or four distinct "varieties" or species of finches on the different islands. The most important differences between the species are in the size and shape of the beak.
He saw the slightly different forms of finches and turtles on different islands as early stages in the development of new species from common ancestors.
(D) He did observe that on the islands there are different forms of animals that would otherwise be similar. Their attention was also directed to the differences in the shapes of the giant tortoise shells, with each island in a slightly different form.
The replacement of extinct species by modern ones, as in the case of giant armadillos and sloths, the micro-version of the same geographic replacement patterns in different islands in a chain, finches and turtles.
Organic compounds are used as building blocks for?
Organic compounds, including carbohydrates, lipids, proteins, and nucleotides, are the building blocks for living organisms and many artificial materials. They are created from monomers which bond to create polymers, resulting in a vast array of complex structures, like in plastics and soaps.
Explanation:Organic compounds, those that contain both carbon and hydrogen, are vital to life and are used as the building blocks for numerous substances. They include carbohydrates, lipids, proteins, and nucleotides. Monomers are the single units of these compounds, which bond to form polymers.
These organic compounds, thanks to the ability of carbon atoms to form strong bonds with other elements, give rise to a vast variety and number of compounds. These are not only found in biological settings but also form the basis for many industrial products like plastics, soaps, and pharmaceuticals.
There are approximately 10 million recorded organic compounds, a huge number that is a result of the ability of carbon atoms to form up to four strong bonds with other carbon atoms, resulting in complex chains and rings of many different sizes and shapes.
Learn more about Organic Compounds here:https://brainly.com/question/13508986
#SPJ3
A potted geranium sits in a windowsill absorbing sunlight. How does a root cell (which is not exposed to light) obtain energy to do cellular work such as active transport across its membrane?
options:
ATP is made in the leaves via photosynthesis and moved to the root.
Sugar is made in the leaves via photosynthesis and moved to the root.
The root cell makes ATP by cellular respiration using material absorbed from the soil.
The root cell makes sugar using the dark reactions (Calvin cycle) of photosynthesis.
Explanation:
Sugar is made in the leaves via photosynthesis and moved to the root.
Sugars made in the leaves via photosynthesis are stored elsewhere and transported to the root system. They are then available for respiration and oxidative phosphorylation which do not require light energy. The
Photosynthesis is a chemical pathway that’s integral to producing energy in plants and other primary producers. Energy in the form of molecules of glucose is produced from light, water and carbon dioxide while oxygen (from the light reaction) is released.
Further Explanation:
Respiration in the mitochondria utilizes glucose along with oxygen for the production of ATP in the Krebs’s cycle via the oxidization of pyruvate( through the process of glycolysis). Oxidative phosphorylation describes a process in which the NADH and FADH2 made in previous steps of respiration process give up electrons in the electron transport chain these are converted it to their previous forms, NADH+ and FAD. Electrons continue to move down the chain and the energy they release is used in pumping H+ to produce ATP from ATP synthase. At the end of the ETC molecules of oxygen accept electrons and protons to form molecules of water.
Learn more about photosynthesis at brainly.com/question/4216541
Learn more about cellular life at brainly.com/question/11259903
#LearnWithBrainly
Root cells in geraniums get energy from sugars translocated from the leaves where photosynthesis occurs. The sugars are used in cellular respiration to produce ATP which powers cellular functions like active transport.
The root cell in a geranium obtains energy to do cellular work such as active transport across its membrane by using ATP that is produced elsewhere in the plant. In this case, the leaves are responsible for photosynthesis, where light energy is captured and used to convert carbon dioxide and water into sugars, such as glucose and sucrose. These sugars are then translocated from the leaves to the root cells where they can be broken down during cellular respiration to produce ATP, which powers various cellular activities, including active transport.
This process of energy distribution within the plant from the site of photosynthesis (the leaves) to other parts of the plant (like the root cells) is an example of translocation. During translocation, photosynthates such as sucrose, move from the photosynthesizing mesophyll cells through plasmodesmata into sieve-tube elements in the phloem. The energy created by breaking down these sugars through cellular respiration is essential for root cells to function properly, especially since they are not exposed to light and cannot perform photosynthesis themselves.
What is the matter in organisms made of?
Answer:
All things — living and nonliving — are made of matter, and all matter is composed of tiny particles called atoms. Atoms combine together to form molecules. Atoms of different types are called elements.
Explanation:
Hope this helps
Matter in organisms is made up of elements like carbon, hydrogen, oxygen, nitrogen, and phosphorus, which combine to form molecules such as carbohydrates, lipids, proteins, and nucleic acids.
Explanation:Matter in organisms is made up of various elements, such as carbon, hydrogen, oxygen, nitrogen, and phosphorus. These elements combine to form molecules, which in turn form cells and tissues.
For example, carbohydrates, lipids, proteins, and nucleic acids are all types of molecules found in living organisms. Carbohydrates are made up of carbon, hydrogen, and oxygen atoms, while lipids are made up of carbon, hydrogen, and oxygen atoms as well, but in different ratios. Proteins are composed of amino acids, which contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. Nucleic acids, like DNA and RNA, are made up of carbon, hydrogen, oxygen, nitrogen, and phosphorus atoms.
Therefore, matter in organisms is primarily composed of elements like carbon, hydrogen, oxygen, nitrogen, and phosphorus, which combine to form various molecules.
Learn more about the Composition of matter in organisms here:https://brainly.com/question/13834400
#SPJ2
How is the cell membrane similar to the cell wall? How are they different?
The main difference between cell wall and cell membrane is, cell membrane is present in all cells but cell wall is only present in plants, bacteria, fungi and algae. ... Cell wall covers the cell membrane and forms the outer covering. Cell membrane is partially permeable but cell wall is completely permeable.
In labrador retrievers some puppies have pink nose and some have black labrador retrievers with black for almost always have black noses what type of inheritance pattern is this explain how this is possible?
Answer:
Complete dominance.
Explanation:
In complete dominance, the two alleles interact in such a way that in heterozygosis the expression of one of them is phenotypically "visible" (the dominant), while the other is hidden (recessive). The heterozygote is phenotypically identical and indistinguishable from the dominant homozygote.
There are two pairs of better known genes that control the color of the Labrador's coat. The "B" gene is dominant and responsible for the black coat color, the "b" gene is recessive and responsible for the chocolate coat color. The "e" gene is responsible for the color of the yellow coat, and for this reason it must always appear homozygous (ee), which will inhibit the expression of the other gene pair. So the possible genotypes for the black coat are the following BBEE, BBEe, BbEE, BbEe, the possible genotypes for the chocolate coat are bbEE, bbEe, and the genotypes for the yellow coat are BBee, Bbee, bbee. So if the mating is done with two double heterozygous animals (BbEe) you can have puppies of the three coat colors in the litter.
However, if complete dominance occurs, the puppies will be black with a black face, because the gene for these characteristics is dominant. In that case, there was complete dominance.
Which of the following is under voluntary control?
HERE
O External urethral sphincter
CA
HE
O Renal pelvis
O Ureters
Internal urethral sphincter
Urinary bladder
Answer: The EUS is under voluntary control.
Explanation: Unlike the IUS, the EUS is composed of skeletal muscle; therefore, it is voluntarily controlled through the somatic nervous system
The external urethral sphincter is under voluntary control as it allows individuals to decide when to urinate, unlike other parts of the renal system.
Explanation:The external urethral sphincter is under voluntary control. The external urethral sphincter is a ring of muscle that helps to control the flow of urine. It can be consciously controlled to initiate or stop the process of urination. Unlike the internal sphincter that operates involuntarily, the external urethral sphincter allows individuals to decide when to urinate making it voluntary.
Learn more about External urethral sphincter here:https://brainly.com/question/34200932
#SPJ6
The cladogram shown here shows the common ancestor of four classes of animals. One class that is missing is the modern-day fish. What does this image tell us about the ancient lobe-finned fish?
A) Lobe-finned fish did not have scales.
B) The lobe-finned fish had lungs, not gills.
C) The fins are muscle- and skin-covered bone.
D) The lobe-finned fish was the first organism to walk on land.
Answer:
c) tThe fins are muscle- and skin-covered bone.
Explanation:
Modern-day fish have fins that are composed of a set of webbed rays, not muscle- and skin-covered bone. Lobe-finned fish have fins of bone that articulate with the rest of the body, like the other four classes of animals in the cladogram. The cladogram also shows us that the bone structure was similar.
Answer:
c
Explanation: