The Sharp Reduction of the Gene Pool and the Numbers

question 18

Multiple Choice

The sharp reduction of the gene pool and the numbers of a population through a severe epidemic is an example of

• A) natural selection.
• B) genetic isolation.
• C) the bottleneck effect.
• D) the founder effect.
• E) all of these.

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Definitions:

Night Terrors

Intense episodes of fear that occur during sleep, typically in children, causing them to wake up in a terrified state.

Rapid Eye Movement

A phase of sleep characterized by quick, random movements of the eyes, associated with vivid dreaming.

Circadian Rhythm

The internal biological clock that regulates the sleep-wake cycle and repeats roughly every 24 hours.

Biological Cycle

A natural, recurring physiological or behavior change in living organisms that is influenced by environmental factors or internal mechanisms.