Which of the Following Statements About a Protein in the Lumen

question 47

Multiple Choice

Which of the following statements about a protein in the lumen of the ER is FALSE?

• A)A protein in the lumen of the ER is synthesized by ribosomes on the ER membrane.
• B)Some of the proteins in the lumen of the ER can end up in the extracellular space.
• C)Some of the proteins in the lumen of the ER can end up in the lumen of an organelle in the endomembrane system.
• D)Some of the proteins in the lumen of the ER can end up in the plasma membrane.

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