Although It Was a Rare Trait in the Mainland Population,one

question 4

Multiple Choice

Although it was a rare trait in the mainland population,one of the original female mice is homozygous for very large ears.This will lead to a population with a higher incidence of big ears than the mainland population because of

• A)bottleneck effect.
• B)founder effect.
• C)mutation.
• D)genetic drift.
• E)selection pressurE.

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Definitions:

Temporal Lobe

A region of the cerebral cortex located beneath the temples, involved in processing auditory information and encoding memory.

Oval Window

A membrane-covered opening that leads from the middle ear to the inner ear, crucial for transmitting sound vibrations to the cochlea.

Stirrup

A light frame or ring that holds the foot of a rider, attached to the saddle in horseback riding.

Cochlea

A spiral-shaped cavity of the inner ear that plays a key role in the sense of hearing.