Altruism Describes

question 93

Multiple Choice

Altruism describes:

• A) a motive for action in which a person's utility is unaffected when another's utility increases.
• B) a motive for action in which a person's utility is decreased when another's utility increases.
• C) a motive for action in which a person's utility is increased when another's utility increases.
• D) a motive for action in which a person's utility becomes negative when another's utility increases.

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Definitions:

Cryptochrome

A class of flavoproteins that are sensitive to blue light and have roles in the circadian rhythms of plants and animals.

Circadian Rhythm

A natural, internal process that regulates the sleep-wake cycle and repeats on each rotation of the Earth roughly every 24 hours.

Thigmomorphogenesis

The growth and developmental changes in plants that result from mechanical stimulation or touch.

Cytokinins

A class of plant hormones that promote cell division and growth, and delay senescence.