A Microbe That Grows Only at the Bottom of a Tube

question 29

Multiple Choice

A microbe that grows only at the bottom of a tube of thioglycollate medium is probably a(n)

• A) obligate anaerobe.
• B) microaerophile.
• C) obligate aerobe.
• D) aerotolerant anaerobe.
• E) facultative anaerobe.

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Definitions:

Hippocampus

The structure in the limbic system that has a special role in the storage of memories.

Hypothalamus

A small forebrain structure, located just below the thalamus, that monitors three pleasurable activities—eating, drinking, and sexual behavior—as well as emotion, stress, and reward.

Parietal Lobes

Structures at the top and toward the rear of the head that are involved in registering spatial location, attention, and motor control.

Frustration-Aggression Hypothesis

A psychological theory suggesting that frustration often leads to aggressive behavior.