The different amino acids can code with each other making many different results. even though there are only 4 chemicals, the amount of different links they can make means that they have more than 4variations
Answer:
NA+ gates open and flow into the Sarcolemma of the muscle fiber.
I don't know, maybe because of the way we see animals. Not as our equal parts
They are considered nonrenewable resources because once they are used, they are gone forever, and we are using way more than the Earth can produce. Your answer would be B!
Have a nice day! :)