Which of the Following Mechanisms Is Most Directly Responsible for Controlling

question 52

Multiple Choice

Which of the following mechanisms is most directly responsible for controlling circadian rhythms in plants?

• A) periodic oscillations of light and dark
• B) periodic oscillations of gene transcription
• C) a free-running period of 24-hours
• D) changes in temperature that correlate with light and dark

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Definitions:

Metabolism

The complex set of life-sustaining chemical transformations within the cells of living organisms, involving the conversion of food to energy, elimination of nitrogenous wastes, and synthesis of cellular materials.

Recommended Doses

The advised amount or frequency of intake for medications, vaccines, or supplements, determined by health professionals to achieve desired effects.

Cognitive Impairment

A reduction in cognitive functions such as memory, decision-making, and problem-solving skills, which may impact daily living.

Nongenetic

Not related to or determined by the genes or heredity.