Suppose a New Mutation That Improves Metabolic Efficiency Is Lost

question 87

Multiple Choice

Suppose a new mutation that improves metabolic efficiency is lost from a small population of mammals living in a region of seasonal food scarcity after a hurricane eliminates half the mammal population. This is an example of

• A) directional selection.
• B) stabilizing selection.
• C) disruptive selection.
• D) sexual selection.
• E) genetic drift.

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Definitions:

High-Pitched Sounds

Sounds that have a high frequency, typically perceived as "shrill" by the human ear.

Hair Cells

Sensory cells located in the inner ear, vital for the conversion of sound waves into electrical signals for hearing and helping in the maintenance of balance.

Nociceptors

Sensory receptors that detect signals from damaged tissue or the threat of damage and transmit information about pain to the brain.

Conduction Hearing Loss

A type of hearing loss where sound waves are not effectively conducted through the outer ear canal to the eardrum and the tiny bones of the middle ear.