The Molecular Source of Variation That Underlies the Process of Evolution

question 45

Multiple Choice

The molecular source of variation that underlies the process of evolution is

• A) mutation
• B) genetic drift
• C) artificial selection
• D) migration
• E) emigration

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Definitions:

Cell Body

The part of a neuron that contains the nucleus and most of the cytoplasm and organelles, serving as the metabolic center of the neuron.

Skeletal Muscle

Skeletal muscle is a type of muscle tissue that is attached to bones and is responsible for voluntary movements in the body.

Bones

Rigid organs that constitute part of the endoskeleton of vertebrates, supporting body structures and facilitating movement.

Large Arteries

Blood vessels that carry oxygen-rich blood away from the heart to various parts of the body, characterized by their large diameter and elastic walls.