Which Factor Might Affect the Physical Distribution of a Particular

question 17

Multiple Choice

Which factor might affect the physical distribution of a particular species?

• A) plate tectonics
• B) convergent evolution
• C) genetic drift
• D) phylogeny
• E) all of these

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Definitions:

Tip-of-the-Tongue Phenomenon

A psychological phenomenon where a person is unable to recall a familiar word or name, despite feeling that it is just out of reach.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.

Repression

A defense mechanism in psychoanalytic theory where unpleasant or traumatic memories are unconsciously excluded from conscious thought.

Decay

The process of gradual deterioration or the breakdown of organic matter, or, in terms of memory, the fading of information over time when it is not actively maintained or rehearsed.