The Figure Above Documents the Changing Allelic Frequency of the Sinistral

question 19

Multiple Choice

The figure above documents the changing allelic frequency of the sinistral morph of a Lake Tangyanikan cichlid.This figure is an example of

• A)positive frequency dependent selection.
• B)negative frequency dependent selection.
• C)overdominance.
• D)balancing selection.
• E)B and D

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Definitions:

Scent Chemical

Substances that have odor or fragrance, often used in the production of perfumes, cleaners, and personal care products.

Olfaction

The sense of smell; the capacity for detecting and distinguishing different odors.

Supertasters

Individuals who have a heightened sensitivity to tastes, particularly the sensations of bitterness and sweetness.

Taste Buds

Specialized sensory receptors for taste that are located on the tongue and in the lining of the mouth.