If a Mutation Rendered the Signal Recognition Particle Receptor Nonfunctional

question 143

Multiple Choice

If a mutation rendered the signal recognition particle receptor nonfunctional such that it is no longer able to dissociate from the SRP, what would be the most obvious effect on the cell?

• A)Translation of most proteins would be incomplete.
• B)All proteins normally secreted by the cell would remain partially formed and attached to the endoplasmic reticulum.
• C)Proteins destined for the nucleus would remain in the cytosol.
• D)No proteins would arrive at their proper destinations within the cell.
• E)All proteins normally secreted by the cell would remain in the cytosol.

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Definitions:

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Prefrontal Cortex

A region of the brain involved in decision making, cognitive behavior, and personality expression.

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