Refer to the Graph Showing the Locomotor Activity of Drosophila

question 62

Multiple Choice

Refer to the graph showing the locomotor activity of Drosophila melanogaster flies that have been subjected to various gene-knockout experiments. What can be inferred about the normal function of gene A in the graph?

• A) Gene A plays little role in locomotor activity.
• B) Gene A interacts with gene B in controlling locomotor activity.
• C) Gene A interacts with gene C in controlling locomotor activity.
• D) Gene A is required for locomotor activity.
• E) There is insufficient data to make an inference.

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Definitions:

Prefrontal Cortex

A region of the frontal lobe of the brain associated with decision making, social behavior, and personality expression.

Structure and Function

A concept in biology that emphasizes how the form of a body part or system is related to its role or purpose.

Executive Function

A set of cognitive abilities that control and regulate other abilities and behaviors, including working memory, flexible thinking, and self-control.

Prefrontal Cortex

A part of the frontal lobes of the brain, involved in executive functions such as decision-making, problem-solving, planning, and impulse control.