Intentionally keeping your partner from forming or maintaining connections with others is:

Natural gas is nonrenewable once it is gone it cannot be used anymore.

Some examples of nonrenewable resources are: fossil fuels, oil, natural gas, and coal and nuclear energy.

Not to entirely sure but it looks like A to me

Answer:

The statement that can be made after the analysis of the information is:

c) we have evidence about particular abilities from specializing cells. So, this is the correct option.

Explanation:

ok, to understand this we need to analyze the options.

a) this sounds good but the information doesn't say anything about structures and functionality relation.

b) the information provided can't make us say if it is general or only for humans, therefore incorrect.

We have two left and we are talking about specialized cells, so one of these might be the one.

c)

d) we don't have information about tissues, so this is incorrect.

Answer:

B

Explanation:

The atoms that started out in hydrogen peroxide molecules are rearranged to form water molecules.

In chemical reactions, atoms are rearranged, not created or destroyed. This conforms to the Law of Conservation of Mass. An example is the reaction of hydrogen and oxygen to form water.

In chemical reactions, atoms are rearranged. They are not created or destroyed. This concept is based on the Law of Conservation of Mass which states that matter cannot be created or destroyed. Therefore, during a chemical reaction, the atoms of the initial reactants reorganize themselves to form the end products, but no atom is created or lost.

For example, if we have a chemical reaction of hydrogen and oxygen forming water (2H2 + O2 -> 2H2O), the atoms are rearranged such that the 4 hydrogen atoms and 2 oxygen atoms from the reactants end up as 2 water molecules in the product.

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Your answer is probably ether A.Dissolving salt in water. or C.Burning a piece of wood.

We have that The one from the options that is an example of a chemical change

Burning a piece of wood

Option C

From the question we are told

Which of these is an example of a chemical change?

A.Dissolving salt in water

B.Melting Ice

C.Burning a piece of wood

D.Breaking a tree branch

Generally

chemical change is likened to a change that is irreversible i.e the process cant be reversed to get its original state before change

Therefore

The one from the options that is an example of a chemical change

Burning a piece of wood

Option C

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Answer: Crickets chirp faster when the night is warmer.

Explanation:

(apex)

A testable hypothesis is a prediction that can be proven or disproven through experimentation or observation. The statement 'Chirps faster when the night is warmer' is a testable hypothesis because it suggests a relationship between two measurable factors, which can be tested with experimentation.

In the context of scientific experiments, a testable hypothesis is a prediction that can be proven or disproven through observations or experimentation. Among your options, option C 'Chirps faster when the night is warmer' can be considered a testable hypothesis. This is because it suggests a relationship between two measurable factors - the chirping speed of an organism (possibly a cricket or similar creature) and the temperature of the night. We can measure the speed of chirping and compare it to the temperature during certain nights, thereby testing the validity of the hypothesis.

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increased biodiversity

The answer is A increasded bioversity

A spectroscope could help her.

A spectroscope is an optical instrument used for measuring the characteristics of light over a particular part of the electromagnetic spectrum. A spectroscope is usually used in spectroscopic analysis to identify substances and their internal structure. When using a spectroscope, it separates the light from an object into different amount of wavelengths (wide spectrum of colors) that constitutes the light.

Answer:

Conclusions can’t be trusted.

Experiment may not be repeatable.

Data may be incorrect.

Data may not reflect actual situation.

Data may not answer question asked.

Results may be biased.

Explanation:

edg 2020 answers :)

A.

The mitochondria is the site of the aerobic respiration in the eukaryotic organism. The mitochondria uses the glucose and the oxygen molecules to form the carbon dioxide, water and ATP (adenosine triphosphate) molecule.

The equation for the aerobic respiration is given below:

[tex]C_{6}H_{12}O_{6}+6O_{2}\rightarrow 6CO_{2} + 6H_{2}O[/tex]

Glucose + oxygen[tex]\rightarrow[/tex]carbon dioxide + water

All the reaction takes place in the mitochondria, Hence, the givenb lanks can be filled as follows:

1. glucose

2. oxygen

3. carbon dioxide

4. water

5. ATP

B.

The process shown in the figure is aerobic respiration. In the given figure, the mitochondria is shown, the mitochondria is the site of aerobic respiration. The mitochondria obtain the glucose and the oxygen molecule present in the cytoplasm of the cell. The complete aerobic respiration takes place in three steps glycolysis, Kreb cycle and electron transport. In the glycolysis, the glucose is converted into pyruvate. In the Krebs cycle, the pyruvate is oxidised in acetyl-CoA, which undergoes a sequence of reaction giving out ATP from ADP. In the electron transport chain, the NADH as well as succinate, which is formed in the citric acid cycle or Krebs cycle are oxidized, which provides the energy to power ATP synthase (the enzyme involved in the creation of storage of ATP).

The process occurring in the mitochondria of both plants and animals, which concerns the transformation of energy and matter, can be identified as cellular respiration. This process converts glucose into ATP, a form of energy cells can effectively use. The stages of cellular respiration include Glycolysis, Krebs Cycle, and Electron Transport Chain.

The process that occurs in the mitochondria of both plants and animals is called cellular respiration. This is how cells convert the energy stored in glucose into a form that the cell can use, namely ATP (adenosine triphosphate). Essentially, the glucose molecule is broken down in the presence of oxygen to release energy. The stages of cellular respiration include Glycolysis, Krebs Cycle, and Electron Transport Chain.

In Part B of the given model, we are identifying the process that was described above. Our evidence for this is the fact that the process involves both plant and animal cells, occurs in the mitochondria, and concerns the transformation of energy and matter. The description given aligns with the process of cellular respiration.

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A scope built of two systems of lenses ... ==> Compound light microscope

The light compound microscope is composed by two groups of lenses. In the first one, the lens projects a real intermediate image which is enlarged and inverted to the focal plane of the eyepiece. In the second group, the eyepiece that behaves like a magnifying glass, gives an image of the intermediate image which is enlarged and inverted again.

Designed for studying cells and tiny slices... ==> Transmission electron microscope.

The transmission electron microscope is an electron microscope for viewing objects much smaller than cells.

The transmission electron microscope (TEM or TEM) uses a high-voltage electron beam emitted by an electron gun.

If sample preparation is longer and more demanding than for optical microscopy, the resolution offers an incomparable view of the structures. Transmission electron microscopy allows to visualize intracellular organelles, viruses, crystals ...

A microscope that has lower magnifying power ....  ==> Stereoscope (dissecting microscope).

The stereomicroscope is a special type of magnifying glass, often called a binocular loupe.

It is a device intended primarily for observation at low magnification with lighting overhead. It allows especially stereoscopic perception, in relief, of small subjects.

The stereomicroscope should not be confused with a microscope equipped with a binocular head. The latter only provides two identical images, with a "flat" rendering.

A microscope which magnifies from magnification ranging from 20X to 30.000X... ==> Scanning electron microscope

Scanning electron microscopy (SEM) is an electron microscopy technique capable of producing high resolution images of the surface of a sample using the principle of electron-matter interactions.

This microscope consists of an electron beam scanning the surface of the sample to be analyzed which, in response, reemits certain particles. These particles are analyzed by different detectors that reconstruct a three-dimensional image of the surface.

Answer:

c

Explanation:

took on edge 2020

The correct answer is option B, that is, hydrosphere, cryosphere, and geosphere.  

Freeze wedging is the resultant of the frequent freeze-thaw. Frost wedging takes place as the consequence of the 9 percent expansion of water then it is transformed into ice. The cracks occupied with water further expands and dissociates the rocks apart.  

In this process, the interaction between the hydrosphere, cryosphere, and geosphere takes place. The hydrosphere refers to the constituent of the Earth, which comprises of all the liquid water present on the planet.  

The cryosphere refers to the frozen water component of the Earth system, and geosphere refers to the solid components of the Earth.  

The answer is B) hydrosphere, cryosphere, geosphere

The right option is d) bubbles

The production of bubbles when baking soda mixes with an acid such as vinegar is the observation that indicated a chemical property of the baking soda.

Baking soda (also known as sodium bicarbonate) is a nonflammable, white crystalline powder. Baking soda is odorless, and alkaline. Baking soda reacts with vinegar (acetic acid) to produce carbon dioxide (a gas), water, sodium ion and acetate ion. Baking soda is used for many purposes such as; as an antacid for treating indigestion, for baking, in fire extinguishers, as a water softener, as a pesticide, and to remove dirts from materials.

the right answer is d-bubbles i just got the right on usatestprep

These chains are held together to form the larger protein by bonds that exist between the side groups of different chains. As with tertiary structure, the bonds involved in holding these separate chains together can be van der Waals bonds, hydrogen bonds, ionic bonds, or at times covalent bonds.

Final answer:

The quaternary structure of a protein is maintained by a combination of hydrogen bonding, ionic bonding, disulfide linkages, and dispersion forces, which all contribute to the protein's overall stability.

Explanation:

The quaternary structure of a protein is stabilized by various types of bonds and interactions. These include:

Hydrogen bonding, which occurs between an oxygen or a nitrogen atom and a hydrogen atom that is bound to another oxygen or nitrogen atom, either within the same chain or on a neighboring chain.

Ionic bonding, which is the attraction between positively charged side chains and negatively charged side chains.

Disulfide linkages, which are covalent bonds formed between cysteine residues within a protein chain.

Dispersion forces (also known as London dispersion forces), which are weak attractions between nonpolar side chains.

Together, these interactions ensure that the quaternary structure is obtained and remains stable under physiological conditions.

the rock record provides evidence of past human civilizations

I believe the answer is D. Processes in the present were the same in the past. I'm not positive, but decisive logic tells me that D is the correct answer.

D) In the past, accidental discoveries have played a major role in scientific progress.

Scientists never assume that existing scientific theories are perfect, although they explain a great variety of facts. You must be ready for new findings, which challenge accepted ideas. Unintentional findings have played an important role in scientific progress in the past. If all the results that were contrary to accepted theories were ignored, science progress would be severely limited.

Answer:

D

Explanation:

Its the correct answer on my usatestprep

1. nervous

2. muscular

3. skeletal

Jenna's ability to catch her falling pencil quickly is made possible by her nervous system's fast reaction time.

In the scenario described, Jenna's ability to quickly catch her falling pencil is due to her nervous system's fast reaction time. The nervous system is responsible for recognizing the stimulus (falling pencil) and sending signals to activate the necessary components (muscles) to catch it.

The nervous system works through the specialized cells called neurons, which transmit electrical signals. When the pencil falls, the sensory neurons in Jenna's hand and arm detect the movement and send signals to the brain. The brain then processes this information and sends signals through motor neurons to the muscles in Jenna's hand and arm, allowing her to reach down and catch the pencil in time.

the answer is B. It enables water molecules to bond to each other

The most important role of hydrogen bonding between water molecules is  "it enables water molecules to bond to each other".

A hydrogen bonding is just an electrical attraction between such a hydrogen atom covalently bonded to an even more electronegative "donor" atom as well as a group and maybe another electronegative atom with a single pair of electrons.

Many chemical methods rely on hydrogen bonding. Water's unusual solvent properties are due to hydrogen bonding. Hydrogen bonds were responsible for establishing the three-dimensional organization of foldable proteins such as enzymes as well as antibodies, as they keep complementary DNA strands together.

Therefore, the correct answer will be option (B).

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The given question says that a student has constructed a model of cellular transport using fences and several gates.  

This model can be used to demonstrate the cellular transport.

The gates of the fences can be supposed as the protein pumps and the other fence demonstrates the lipid bilayer.  

Let’s suppose in the fence, there are many cattles, and outside, there are less cattles, but the student open the gate and bring more cattles inside the fence. In this case, the transport of the cattles is similar to the active transport of the molecules using protein pumps. At cellular level, the energy for the active transport is provided by ATP molecules.

Now, let’s say, the student wants to feed the cattles with some nutrition rich food, which can help in maintaining the health of the cattles. The student fills his car with the cattle food and he enters inside the fence through gates. In this case, the food was not present in the fence, but was abundant in the outside environment, so, the diffusion would occur. But food cannot come self, without help of others, so, the movement is facilitated by the car, as it is done by the carrier proteins. Hence, it is an example of facilitated diffusion.  

Hello

The answer is option A

The most likely result is that the concentration of hydrogen ions (H⁺) will increase. Option A is correct.

Hydrochloric acid is a strong acid, which means that it dissociates completely in water to form hydrogen ions and chloride ions. When the student adds 10 mL of 5% hydrochloric acid solution to 100 mL of a non-buffered, colorless solution of sugar, the hydrogen ions from the acid will be added to the solution.

This will increase the concentration of hydrogen ions in the solution, which will lower the pH.The pH scale is a measure of the acidity or alkalinity of a solution. A pH of 7 is neutral, a pH below 7 is acidic, and a pH above 7 is alkaline. The lower the pH, the more acidic the solution. Option A is correct.

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PCD would make concieving children difficult because the fallopian tubes cannot push an egg out in order for the sperm to fertilize it

Answer:

Deletion mutation usually takes place due to the errors in the process of DNA replication . DNA polymerase slips off on the template strand due to which that part of the DNA is not coded in the daughter strand.

It can skip from one nucleotide (point mutation) to an entire gene. Point deletion can result in frame-shift mutation if it takes place in the beginning or middle of the gene. However, if it takes place at the end of the gene then it may cause no harm.

For example, let us assume the original sequence of DNA as ATG-AGT-CGT-ATA-TAA. It will result in the formation of methionine, serine, arginine, isoleucine, and STOP codon.

Point deletion at the end of the gene results in ATG-AGC-GTA-TAT-AA sequence. Now it will code for methionine, serine, valine, and tyrosine as AA will not code for anything. Hence, the sequence of the protein remains the same.

Hence, if deletion mutation takes place at the last or stop codon of the gene then it will cause no harm or change in the protein sequence. However, if it takes place before that then it may result in frame-shift mutation and thus a mutated protein.

A deletion mutation at the end of a gene might be less detrimental than at the beginning because it generally affects less critical parts of the protein. Deletions at the beginning can cause dramatic changes in the amino acid sequence, leading to nonfunctional proteins.

When a deletion mutation occurs at the end of a gene instead of the beginning, the impact on the resultant protein might be less severe. This is because the primary structure and functional domains of the protein are often situated towards the beginning of the gene. Deletions towards the end might only affect the terminal portion of the protein, possibly leaving its critical functions intact.

In contrast, a deletion at the beginning of the gene can lead to a frameshift mutation, dramatically altering the entire amino acid sequence downstream, potentially resulting in a nonfunctional protein. For example, if the normal gene codes for a polypeptide like met-lys-phe-gly-ile-val-pro, a deletion near the start could shift the reading frame and convert the codons to code for entirely different amino acids or even a stop codon prematurely.

An intrusive igneous body is C. a batholith because it is the largest of all.

The statement is false. The term species refers to a group of living organisms capable of interbreeding to produce fertile offspring, not a collection of all organisms in a certain area along with their physical environment. This latter concept is described as an ecosystem.

The statement is false. A species is not a collection of all the organisms that live in a particular place together with their physical environment. A species is a group of living organisms that can interbreed to produce fertile offspring. They share common traits and genetics. For example, all humans belong to the same species because they can interbreed and have common traits and genetics. On the other hand, the collection of all organisms that live in a particular place together with their physical environment is called an ecosystem.

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Answer:

The bottom of the pyramid is made up of plants and other organisms that perform photosynthesis. Photosynthesis transforms energy from the Sun into usable energy for living things. An ecosystem needs to have more of these organisms than any other organism because they provide energy for the entire ecosystem.

Explanation:

answer from Plato

This trophic pyramid shows different level of energy for different type of organism present at different trophic level.

The bottom of the pyramid is made up of photosynthesis in  plants and other organisms. Photosynthesis converts solar energy into useful energy for living organisms. Because they generate energy for the entire ecosystem, an ecosystem needs more of these organisms than any other.

The producers, or green plants, are found on the first and lowest level. The second-level organisms, herbivores, or plant eaters, consume the plants or their products. Primary carnivores, or meat eaters, devour herbivores at the third level, and secondary carnivores eat primary carnivores at the fourth level.

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Answer:

The correct answer is option B)  It transmits information between different parts of the nervous system.

Explanation:

The spinal cord is a long, thin, tubular structure consist of nervous tissue. The spinal cord extends between medulla oblongata in the brain to the lumbar region. It is protected by the spinal column made up of bones, called vertebrae.

The main function of the spinal cord is to receives and transmits signals to the entire body and back to the brain.

Thus, the correct answer is option B.

Answer:

B. It transmits information between different parts of the nervous system.

Explanation:

I just did the test, its correct!!

Because insect are much smaller. They need to see better because they have predators they are much bigger and will try to eat them. So they need to see movement better than seeing details so they know when an predator will pounce. So that way they can escape. Insects will also need to see movement better so they can find their prey too.