The Selection Coefficient Describes

question 42

Multiple Choice

The selection coefficient describes

• A)the value of an allele after selection.
• B)how many individuals survive to reproduction.
• C)the fitness difference between one genotype and an alternative genotype.
• D)the change in allele frequencies due to direct selection.
• E)the degree of dominance of one allele relative to an alternative allele.

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Definitions:

Pulmonary Trunk

The major blood vessel that carries blood from the right ventricle of the heart to the lungs for oxygenation.

Pulmonary Veins

Blood vessels that carry oxygenated blood from the lungs to the left atrium of the heart.

Pulmonary Circuit

The route of blood flow from the heart to the lungs and back, during which blood becomes oxygen-rich.

Peripheral Resistance

The resistance of the arteries to blood flow. As the arteries constrict, the resistance increases and blood pressure rises.