Multiple Choice
In the context of ER processing and transport, the rough endoplasmic reticulum (RER) appears “rough” because its cytosolic surface is studded with which structures?
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13. Intracellular Protein Transport
ER Processing and Transport
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
In the context of ER processing and transport, what is the primary function of the rough endoplasmic reticulum (rough ER) in eukaryotic cells?
A
ATP production through oxidative phosphorylation and maintenance of the proton gradient
B
Synthesis of most membrane lipids and detoxification of drugs via cytochrome P450 enzymes
C
Synthesis and initial processing (folding and modification) of proteins destined for secretion, membranes, or lysosomes
D
Packaging and sorting of proteins into secretory vesicles for delivery to the plasma membrane
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