Which Reproductive Isolation Mechanism Explains Why a Large Dog, Such

question 31

Multiple Choice

Which reproductive isolation mechanism explains why a large dog, such as a Newfoundland, would not normally mate with a small dog, such as a Chihuahua?

• A) Sexual isolation
• B) Gametic isolation
• C) Temporal isolation
• D) Behavioral isolation
• E) Mechanical isolation

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Definitions:

Visual Images

Representations of objects, scenes, or ideas in a visual format, typically perceived through sight.

Occipital Lobe

The rearmost lobe in each cerebral hemisphere of the brain, responsible for processing visual information.

Sexual Arousal

The physiological and psychological state of being awakened to sexual desire, often accompanied by physiological changes such as increased blood flow to genital areas.

REM Sleep

A unique phase of sleep in mammals and birds, characterized by random rapid movement of the eyes, low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.