Which of the Following Is True About ER Import

question 24

Multiple Choice

Which of the following is true about ER import?

• A)N-terminal signal sequences have been determined to be necessary for ER import because if they are added to sequences which are not normally targeted to the ER,they will end up in the ER.
• B)Signal recognition particles (SRPs)are needed during co-translational import.
• C)Ribosomal translation of a 6-12 amino acid sequence on the N-terminus will initiate the process through interactions with SRP.
• D)GTP hydrolysis by the Sec61 translocon causes ribosomal translation to begin again after it is halted by SRP binding.

---

Definitions:

Internal Consistency

A measure of how well the items on a test measure the same construct or concept, indicating the reliability of the scale.

Predictive Validity

The degree to which one measure can be used to predict another.

Reputation

The public perception or the general opinion about a person, organization, or thing, based on their actions, character, or achievements.

Self-Concept

A person’s knowledge and opinions about herself.