"Natural Selection" Is a Process by Which

question 244

Multiple Choice

"Natural selection" is a process by which

• A) favorable traits become increasingly common in a population of interbreeding individuals, while traits that are unfavorable become less common.
• B) animal breeders select animals in each generation that have the most "natural" traits to breed the next generation.
• C) favorable traits become increasingly common in a population over the course of a single generation.
• D) genetic mutations lead to random changes within a population of organisms.

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Definitions:

Dependent Variable

The variable in a study or experiment that is expected to change as a result of variations in the predictor variables.

Abdominopelvic Cavity

A body cavity that consists of the abdominal cavity and the pelvic cavity, housing organs such as the stomach, liver, intestines, and reproductive organs.

Thoracic Cavity

The part of the body located between the neck and the abdomen, enclosed by the ribs, and containing the heart and lungs.

Diaphragm

A large, dome-shaped muscle at the base of the lungs that plays a key role in breathing.