My acc got banned?? OKKK ANYWAYS(i need more friends :') - but i need help: Answer the following using complete sentences.
a. Species evolve because of the accumulation of mutations that occur over time. This mutation has introduced a new allele into the population that increases genetic variation and may be passed on to the next generation.
b. How does changing the proteins produced in a cell alter what an organism does?
c. In terms of evolution, why do animals that are preyed upon (eaten) likely to have a high number of offspring?
d. Why is it vital that a scientist recognize his or her own biases and that they be open to criticism?

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Explanation:

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why'd your account get banned?

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.