Which of the Following Is Correct

question 13

Multiple Choice

Which of the following is correct?

• A) Selection can produce change when no variation is present in a population.
• B) Selection cannot change the frequency of different phenotypes.
• C) The strength and direction of selection depend on the environment.
• D) The strength of selection is determined by dominant alleles.

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Definitions:

Acromegaly

An endocrine disorder characterized by abnormal growth of the hands, feet, and face, caused by excessive secretion of growth hormone.

Marfan Syndrome

A genetic disorder that affects the body's connective tissue, leading to abnormalities in the heart, blood vessels, eyes, bones, and ligaments.

Achondroplastic Dwarfism

A genetic disorder characterized by short stature and disproportionately short limbs, the most common form of dwarfism.

Nutritional Status

An assessment of the level of nutrients in the body and the body’s ability to maintain and utilize them.