After the Depolarization Phase of an Action Potential, the Resting

question 46

Multiple Choice

After the depolarization phase of an action potential, the resting potential is restored by ________.

• A) voltage-gated potassium channels opening and sodium channels inactivating
• B) a decrease in the membrane's permeability to potassium and chloride ions
• C) a brief inhibition of the sodium-potassium pump
• D) the opening of more voltage-gated sodium channels

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Definitions:

Heterozygous Individuals

Organisms having two different alleles for a specific gene, one inherited from each parent.

Positive Assortative Mating

A mating pattern where individuals with similar phenotypes or genotypes are more likely to mate with each other than by chance.

Homozygosity

Homozygosity is a genetic condition in which an individual has two identical alleles for a particular gene or genes.

Allele Frequencies

A measure of how common a particular genetic variant (allele) is within a population's gene pool.