The Three Ways That a Cell Might Respond to an External

question 220

Multiple Choice

The three ways that a cell might respond to an external chemical signal include Changes in gene expression
Ion channel opening/closing
Enzyme activation/deactivation
Which general features of these three response mechanisms is most varied?

• A) Specificity of response
• B) Sensitivity of response
• C) Speed of response
• D) Ability to be regulated
• E) Ability to change via genetic mutation

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Definitions:

Exhibitionism

A psychological condition or behavior characterized by a desire to expose one's genitals or sexual organs to others, usually strangers, for sexual gratification.

Fetishism

A sexual fixation on a nonliving object or non-genital body part.

Cerebral Cortex

The outer layer of the brain's cerebrum, playing a key role in memory, attention, perception, awareness, thought, language, and consciousness.

Positive Situations

Circumstances or environments that lead to beneficial or favorable outcomes for an individual.