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Mashutka [201]
3 years ago
12

What is represented by R? How many are there?

Biology
1 answer:
Scrat [10]3 years ago
3 0

Answer:

r represents rockets, rooms, and righteousness

Explanation:

there are many things which r can represent, so depending on context, there r many rs

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E. that area of the membrane is in the absolutely refractory period.

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Refractory period occurs because of the inactivation of voltage-gated sodium channels (while action potential is at its peak) which cannot be open for a certain period of time. and membrane cannot be depolarized.

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Which of the following best describes the relationship of solar UV radiation to the environment?
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