Genes Whose Expression Is Turned Off in Response to a Substance

question 21

Multiple Choice

Genes whose expression is turned off in response to a substance in the environment are known as

• A) inducible genes.
• B) repressible genes.
• C) constitutive genes.
• D) inducible genes and repressible genes.
• E) All of these are correct.

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Definitions:

Voluntarily Move

The action of moving muscles at will, involving conscious control, primarily managed by the nervous system.

Sensations

Perceptions or feelings that result from the stimulation of the sensory organs.

Heart Stops

A critical condition where the heart ceases to beat, resulting in a sudden stop of blood circulation; also known as cardiac arrest.

Primary Somatic Sensory Cortex

The region of the cerebral cortex that receives and processes sensory information from the body.