The Mode of Natural Selection in Which Extreme Phenotypes Are

question 51

Multiple Choice

The mode of natural selection in which extreme phenotypes are less fit than the optimal intermediate phenotype is

• A) convergent selection.
• B) directive selection.
• C) stabilizing selection.
• D) disruptive selection.
• E) artificial selection.

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Definitions:

Oxygen

A chemical element with symbol O, essential for cellular respiration in aerobic organisms and a component of the Earth's atmosphere.

Surfactant

A substance that reduces the surface tension of a liquid, aiding in processes such as lung function and cleaning.

Alveoli

Tiny air sacs in the lungs where gas exchange takes place, oxygen enters the blood, and carbon dioxide is removed.

Bicarbonate Ions

The bicarbonate ion (HCO3-) plays a crucial role in maintaining the body's pH balance, particularly in the buffering of blood plasma.