If a Mutation Occurred and Spawned a Population B That

question 36

Multiple Choice

If a mutation occurred and spawned a population B that had a 25 percent higher chance of reproducing than the original population A,in how many generations would B make up 90 percent of the total population?

• A) 8
• B) 16
• C) 20
• D) 24

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Definitions:

Thalamus

A structure within the brain that acts as a relay station for sensory and motor signals to the cerebral cortex.

Vasoconstriction

The narrowing of blood vessels caused by contraction of the muscular wall of the vessels, which increases blood pressure.

Medulla Oblongata

The lower portion of the brainstem, which controls vital bodily functions such as respiration, heart rate, and blood pressure.

Hypothalamus

This part of the brain, positioned below the thalamus, plays a pivotal role in controlling the autonomic nervous system and pituitary gland activity, thereby regulating essential homeostatic functions including body temperature, thirst, hunger, and other equilibrium-maintaining systems.