Which of the Following Statements Best Describes the Effect of a Mutation

question 25

Multiple Choice

Which of the following statements best describes the effect of a mutation that knocks out the GTPase activity of a G protein?

• A) The concentration of available GTP would decrease.
• B) The number of G proteins in the cell would increase.
• C) The G protein would be inactivated by a G protein-coupled receptor/signal molecule complex.
• D) The G protein would always be active.

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Definitions:

Primary Reaction

The initial response or action taken immediately after being exposed to a stimulus, before any learning or adaptation has occurred.

James-Lange Theory

A theory of emotion proposing that emotions result from our interpretations of our bodily reactions to stimuli.

Determinants

Factors or elements that contribute to a specific outcome or condition; in health, these could include genetic, lifestyle, and environmental factors.

Physiological

Referring to the functions of living systems and organisms, including their physical and chemical processes.