Consider the Two Key Roles That Have Been Identified for SRP

question 21

Multiple Choice

Consider the two key roles that have been identified for SRP RNA. You have isolated a mutant SRP RNA. This RNA is able to perform its role as a scaffold for SRP proteins, but has lost its other function. How will this affect translation of SRP-containing proteins?

• A) Partially translated proteins will be stuck in the cytosol.
• B) Partially translated proteins will be stuck in the ER lumen.
• C) Partially translated proteins will be stuck in the nucleus.
• D) Translation will proceed normally.

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