put the following events in the order they occur, resulting in depolarization of the olfactory receptor neuron membrane. 1. adenylyl cyclase converts atp into cyclic amp 2. cl- efflux depolarizes the olfactory receptor neuron 3. odorant binds to receptor 4. receptor binds to golf which dissociates into galphaolf and beta-gamma subunits 5. camp binds and activates cyclic nucleotide-gated na and ca2 cation channel 6. galphaolf binds to and activates adenylyl cyclase 7. ca2 activates a ca2 gated cl- channel

Answer:

The role of transfer RNA (tRNA) in translation is to bring specific amino acids to the ribosome, which are then matched up to the mRNA blueprints.

Explanation:

so it is C or D. hope this helps!

The blue arrows denote the direction of the energy transfer from the turbine to the electrical generator. Based on the given diagram, the energy transfer between the blue arrows is a gain in energy.

Energy transfer refers to the conveyance of energy from one form to another, such as mechanical energy into electrical energy. Therefore, there is an increase in energy between the turbine and the electrical generator, which is highlighted in the blue arrows' direction.

The generator gains energy in the form of kinetic energy from the turning motion of the turbine. When the turbine turns the shaft of the generator, it causes electromagnetic fields to occur within the generator, which, in turn, generates electricity.

This energy transfer process is efficient as long as the system does not face friction or other forms of resistances. If the system does face such resistances, then there is a loss of energy and inefficiency in the energy transfer process, which can significantly affect the system's overall performance.

In conclusion, the energy transfer between the blue arrows is a gain in energy. The generator gains energy in the form of kinetic energy, which is converted into electrical energy. The efficient energy transfer process is vital for the system's optimum performance and operation.

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Before transcription can begin, a process known as DNA unwinding and unzipping must take place.

Transcription is the process by which genetic information encoded in DNA is copied into a complementary RNA molecule. However, before transcription can occur, the DNA double helix must undergo unwinding and unzipping.

During DNA unwinding, the hydrogen bonds between the complementary nucleotide bases (adenine, thymine, cytosine, and guanine) are broken, causing the DNA double helix to separate into two strands. This separation exposes the DNA template strand, which serves as a template for RNA synthesis.

Once the DNA strands are unwound, the process of DNA unzipping occurs. Enzymes, such as helicase, help in separating the DNA strands by breaking the hydrogen bonds between the base pairs.

As a result, the DNA molecule is "unzipped" into two separate strands, with the template strand serving as a template for RNA synthesis.

After DNA unwinding and unzipping, the stage is set for transcription to begin. The RNA polymerase enzyme can then bind to the DNA template strand and initiate the synthesis of an RNA molecule using complementary RNA nucleotides.

Thus, DNA unwinding and unzipping are essential steps that precede the initiation of transcription.

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Answer:

The energy taken in by the whale through the food it consumes enables a whale to move it's fine in the ocean.

Explanation:

Answer:

The cell wall surrounds the plasma membrane of plant cells and provides tensile strength and protection against mechanical and osmotic stress. It also allows cells to develop turgor pressure, which is the pressure of the cell contents against the cell wall.

Cells can function only in a narrow range of temperature and pH, The correct option is C

Cells can be defined as the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body. The human body is composed of trillions of cells

Therefore, Cell provide structure and support facilitate growth through mitosis and allow passive and active transport, produce energy, create metabolic reactions and aid in reproduction.

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The statement describes an experimental procedure a scientist could have conducted is twenty tadpoles are exposed to a pesticide, and after three weeks, the same 20 tadpoles are exposed to a different pesticide. The correct option is C.

An experiment is a planned procedure that is done by taking variables. The variables are used in a controlled amount, then the result is noted down.

The control experiment will be in which the variables and the changes will be controlled. The pesticide's amount can be controlled that is given to the tadpoles.

Thus, the correct option is C.

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Answer:

Both the products of yeast fermentation, ethanol and CO2, act as product inhibition. Its not toxic, but CO2 will inhibit further fermentation activity of culture yeast.. Hello there. ... Its not toxic, but acid produced during fermentation, will increase the H+ ions in ur media which will hinder further yeast growth.

When no increase in ethanol concentration, while the increase in carbon dioxide, there will be a decrease in the fermentation rate.

Ethanol fermentation is the process of conversion of sugars into carbon dioxide and alcohol.

The ethanol and carbon dioxide are the products of the ethanol fermentation reaction. The products act as inhibitors of the reaction.

With the increase in the concentration of carbon dioxide, the inhibitor concentration increases, resulting in the inhibition of the fermentation reaction.

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Answer:Greater biodiversity in ecosystems, species, and individuals leads to greater stability. For example, species with high genetic diversity and many populations that are adapted to a wide variety of conditions are more likely to be able to weather disturbances, disease, and climate change.

Explanation:

Carl Woese distinguished between the members of the archaea and the bacteria using studies of their ribosomal RNA.

What is the difference between archaea and bacteria?

Although archaea lack inner membranes like bacteria do, they both have a cell wall and swim using flagella. Bacteria and archaea differ from one another in that whereas archaea have an ether-linked cell membrane, bacteria have an ester-linked cell membrane. Peptidoglycan is a component of the cell walls of almost all bacteria; it is absent from the cell walls of archaea and eukaryotes. The archaea have different kinds of cell walls. In order to differentiate between bacteria and archaea, peptidoglycan is either present or absent. Additionally, Archaea divide through binary fission, budding, and fragmentation. In contrast, bacteria reproduce by producing spores, which can remain dormant for years.

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Answer:

animals will use sound, colors, and stance. Another way would be by leaving their imprint or mark on their territory. For example a dog peeing on an area they used.

Explanation:

Hope this helps!! :)

Pierre-Francois Verhulst's alternative population theory was the logistic growth model, which states that the rate of exponential growth eventually reaches a saturation point due to limited resources.

This saturation point can be calculated by the formula of a sigmoid curve, which is dependent on two parameters: the carrying capacity (K) and the intrinsic growth rate (r).

The logistic equation is a mathematical function that models the growth dynamics of a population as a function of time, carrying capacity and a maximum growth rate.

Verhulst's alternative population theory suggests that the population growth rate cannot continue exponentially in a limited environment, and will eventually stabilize at a given carrying capacity.

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Answer:

The answer is D: Recombinant DNA is produced by pasting together DNA from two sources

Explanation:

Recombinant DNA, or rDNA, is made by pasting together 2 halves of DNA strands from different sources

The statement which is true with regard to recombinant DNA is: А. Recombinant DNA is produced by pasting together DNA from two sources.

Deoxyribonucleotides is the basic unit of a deoxyribonucleic acid (DNA).

Basically, deoxyribonucleotides comprises a nitrogenous base and phosphate group that is referred to as deoxyribose sugar.

Also, the nitrogenous of base of deoxyribonucleotides includes the following components:

DNA replication can be defined as a biological process through which two identical replicas of deoxyribonucleic acid (DNA) molecules are produced from an original deoxyribonucleic acid (DNA) molecule, especially during cellular division.

In order to form a recombinant DNA, two deoxyribonucleic acid (DNA) from different sources must be joined or pasted together.

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Answer:

solar wind and an explosion of gas and subsequent burning

hope this helps

Explanation:

Answer:

it gonna be A. Number of protons  

Explanation

Elements are placed in order on the periodic table based on their atomic number, how many protons they have.

A class models the cycling of carbon through ecosystems using an aquarium filled with sand, water, snails, and Elodea plants, and the observation that explains the larger molecule is that the snails grow larger after they eat the plants, which is in option B.

Photosynthesis is the process of producing glucose, which is then used by the living organism for various processes and larger molecules such as DNA and RNA that are produced using the energy from the carbon source's metabolism. The carbon source, which is glucose, is further used as a storage material, such as glycogen.

Hence, the correct answer is: "The snails grow larger after they eat the plants," which is in option B.

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Plasmids, which are satellite DNA structures seen in certain eukaryotes, are sometimes thought of as a prokaryote trait since they are where a number of crucial genes are kept in prokaryotes.

Bacteria and certain other tiny creatures have little, circular DNA molecules called plasmids. Chromosomal DNA is physically distinct from plasmids, which multiply autonomously. F-plasmids for fertility, resistance, virulence, degradative, and Col plasmids for virulence are the five primary categories of plasmids.

It is now clear that plasmids, or replicative forms of DNA, occur in eukaryotic species as well. These replicative forms of DNA are physically and experimentally equivalent to bacterial plasmids. In fact, higher plants and fungi frequently have these plasmids.

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Answer:

i know the answer is b

Explanation:

Like bacteria, viruses are found just about everywhere on earth. They are able to infect every form of life on the planet, from blades of grass to human. Although viruses cannot survive very long without a host, they can remain inactive on nonliving surfaces such as countertops and doorknobs.

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Answer:

its not b because they cant live inside the host

Explanation:

Answer:

C.

Explanation:

Fruit flies have many offspring so this doesn't make sense.

The logical fallacy that one would commit by assuming that cultural relativism was true based would be the Fallacy  of appeal to tradition.

Appeal to tradition is a common fallacy that suggests that because something has been done a certain way for a long time, it is inherently correct or should continue to be done that way. It is a fallacious argument because the length of time something has been done does not necessarily make it true or correct. Cultural relativism, for example, suggests that moral and ethical beliefs and practices are relative to one's culture and cannot be judged by other cultures' standards. While this may be a widely accepted belief in certain cultures, it cannot be taken as inherently true just because it has been practiced for a long time. If one were to assume that cultural relativism were true based on this fallacy, they would be making a flawed argument that does not hold up to scrutiny. It is important to evaluate beliefs and practices based on their own merits and not simply because they have been practiced for a long time or are a part of one's culture.  

To evaluate beliefs and practices, it is important to look at them critically and thoughtfully, based on their own merits, rather than simply accepting them because they have been practiced for a long time or are a part of one's culture.

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The factor that is an endogenous factor is: d. Decision as to which herbicide would be best given the farm's IPM (Integrated Pest Management) strategy.

An endogenous factor refers to a factor that originates from within the system or process being studied. In the given options, the endogenous factor is d. Decision as to which herbicide would be best given the farm's IPM (Integrated Pest Management) strategy.

This factor is influenced by internal considerations and decisions made within the system itself. On the other hand, options a, b, and c are exogenous factors because they are external to the system and can affect the system but are not directly determined by it.

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If a toxic dose of curare enters the bloodstream, it would result in a blockade of acetylcholine (ACh) receptors at the neuromuscular junction, leading to muscle paralysis and ultimately respiratory failure.

Curare blocks the binding of ACh to nicotinic ACh receptors, which are located on the motor end plate of muscle cells. Normally, ACh binds to these receptors, causing depolarization of the muscle cell membrane and muscle contraction. However, if curare occupies the receptor sites, ACh cannot bind, and the muscle cannot be stimulated to contract. This leads to progressive muscle weakness and paralysis, starting with the small muscles and progressing to the larger muscles, including those involved in breathing. As a result, a toxic dose of curare can be lethal, as it can cause respiratory arrest and death.

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Answer: anterior

Explanation:

Ependymal cells are ciliated columnar epithelial cells that form tight connections along the ventricles that create a continuous flow of Cerebral Spinal Fluid with their cilia.

The cilia are in charge of transporting the CSF across the CNS (central nervous system.

The central canal of the spinal cord and the ventricles of the brain are lined by epidermal cells that are organized in single-palisade arrays.

Therefore, the choroid plexus epithelium and ependymal cells of the ventricles create the majority of the CSF.

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Answer:

C. by transpiration and decomposition.

Explanation:

A. Green plants return carbon dioxide to the environment through a process called photosynthesis, in which they take in carbon dioxide and water, and using the energy from sunlight, convert it into glucose, a type of sugar. They also give off oxygen as a byproduct.

B. When herbivores consume the plants, they take in the carbon and energy stored in the plant's tissues, but the carbon is returned to the environment through the herbivore's own metabolism and excretion.

C. Transpiration is the process by which water is lost through the leaves of the plant, and it is returned to the environment through evaporation. Decomposition is the process by which dead plant material is broken down by microorganisms, releasing the stored carbon and other nutrients back into the environment.

D. Cellular respiration is the process that green plants and all other living organisms use to release energy stored in glucose, by converting it into ATP, a molecule that stores energy. Transpiration is the process by which water is lost through the leaves of the plant, and it is returned to the environment through evaporation.

At some stage in time, blood symbolizes been associated with opposites, which include existence/loss of life, demise/redemption, - everlasting existence - innocence/massacre, illness/remedy, the Aristocracy/malediction (hemophilia in the “Blue Blood” descendants of Queen Victoria), generosity/transmission of infections, and enchantment/repulsion.

Spilled or misplaced blood makes the body weaker, combined blood undermines purity, and alcohol or drugs within the blood are poison or corrupt. At any other stage, blood denotes family tree, lineage, and procreation.

While we dream of blood, we regularly assume it is a premonition of demise. however, blood in the nonsecular realm represents power and lifestyle force. So if you see different human beings bleeding for your dream, it means their lifestyle selections are hurting them so you must select your very own course.

In Macbeth, blood symbolizes guilt for the protagonists. As blood is shed several times during the play, it sticks to the assassin and makes them remorseful and feels guilty about their moves. At the beginning of the play just after Macbeth has killed Duncan, he exemplifies blood to describe his guilt for his actions.

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