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Rough Endoplasmic Reticulum (RER) in AP Biology

Verified for the 2027 exam
Verified for the 2027 exam•Fiveable Content Team

Definition

The RER is an organelle found in eukaryotic cells that's studded with ribosomes on its surface, giving it a 'rough' appearance. It's involved in protein synthesis and quality control.

This definition is part of Fiveable's AP Biology review, which also has guided practice questions.

AP course connection

Topic 6.4: Translation

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Unit 6

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