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:

Split-brain Operation

A neurosurgical procedure that involves severing the corpus callosum to treat refractory epilepsy, impacting how the brain's hemispheres communicate.

Epileptic Seizures

Episodes of abnormal electrical activity in the brain leading to various symptoms such as convulsions, sensory disturbances, or loss of consciousness, indicative of epilepsy.

Cerebral Cortex

The outermost layer of the brain, involved in high-level functions such as thought, memory, and consciousness.

Auditory Area

A region of the brain, specifically located in the temporal lobe, that is responsible for processing auditory information received from the ears.