With Respect to a Gene with Two Alleles, for Each

question 30

Essay

With respect to a gene with two alleles, for each generation of complete inbreeding the proportion of heterozygotes is expected to be reduced by 1/2 while the proportion of each homozygous class is expected to increase in frequency by 1/4. Explain why this is so.

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Definitions:

Axon Terminals

The distal terminations of the branches of an axon, responsible for releasing neurotransmitters to signal adjacent neurons.

Parasympathetic

Part of the autonomic nervous system responsible for rest and digest functions, counterbalancing the fight-or-flight responses.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, enabling communication between the brain, spinal cord, and other areas.

Action Potential

A temporary reversal of the electrical polarization of the membrane of a nerve cell or muscle cell, primarily involved in the transmission of nerve impulses.