From an Evolutionary Perspective, Which Mating Pattern Confers a Higher

question 19

Short Answer

From an evolutionary perspective, which mating pattern confers a higher fitness to a mammalian population: preferred mating between pairs whose MHC genes are most similar (S) or between those whose MHC genes are most dissimilar (D)? Write down D or S as your answer.

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Definitions:

Muscle

Tissue in the body composed of fibers capable of contracting to produce movement or maintain the position of parts of the body.

Visceral Pericardium

The innermost layer of the pericardium that lies directly on top of the heart; also known as the epicardium.

Fibrous Pericardium

The tough, outer layer of the pericardium that encloses the heart and roots of the great blood vessels, providing protection and anchorage.

Parietal Pericardium

The layer on top of the visceral pericardium.