The Example of Ocean and Lake Stickleback Fishes Indicates That

question 13

Multiple Choice

The example of ocean and lake stickleback fishes indicates that morphology can be altered by

• A) changing only the sequences of protein-coding genes.
• B) altering the expression of a gene that is associated with development in only some parts of the body.
• C) environmental factors (such as pollution).
• D) the elimination of a gene from a population, which leads to loss of the body armor.

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Definitions:

Antidrug Norms

Societal rules and standards that discourage the use or abuse of drugs.

Bicultural Identity

Identifications with one’s ethnic heritage as well as with the majority culture.

Berry

Berry commonly refers to a small, pulpy, and often edible fruit, though the botanical definition includes fruits that are not typically regarded as berries in the culinary sense.

Integration

The process of combining elements or systems into a unified whole, or the inclusion of individuals or groups into mainstream society or systems.