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Practice problem

Rough Endoplasmic Reticulum (RER) — Structure & Function

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What is the most likely reason that ribosomes are embedded in the walls of the rough endoplasmic reticulum?

Choose one answer

Option A: A

Because the ribosomes are positively charged and the rough ER is negatively charged.

Option B: B

Because there were already holes in the rough ER left by proteins.

Option C: C

Because they are both involved in protein synthesis.

Option D: D

Because ribosomes are magnetically attracted to the rough ER.

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