There are______different possible combination of the four nitrogen bases taken three at a time

Biology

1 answer:

Alika [10]2 years ago

6 0

Answer:

Explanation:

By controlling the synthesis of enzymes, DNA controls the functioning of the cell. Of the four different bases taken three at a time, there are 43, or 64, possible combinations. The meaning of each of these combinations, or codons, is known. Most of them represent one of the 20 particular amino acids found in protein.

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eduard

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Which is a feature of a tonic receptor? Select one: a. The action potential occurs when there is a change in response to a chang

Ierofanga [76]

Answer:

For this receptor, the stimulus begins with an explosion of action potentials.

that would be the correct option.

Explanation:

A tonic receptor is one that is activated when the action potentials were maintained over time and during the signaling of the receptor.

Tone receptors require continuous stimulation over a period of time to trigger a response and deliver it to the central nervous system.

It keeps the nervous system constantly active in the environment that surrounds it.

They are slowly adaptable, an example of these receptors are the merkel and ruffini receptors.