Question

What are Rough Endoplasmic Reticulum​

Answer 1

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Rough endoplasmic reticulum (RER), series of connected flattened sacs, part of a continuous membrane organelle within the cytoplasm of eukaryotic cells, that plays a central role in the synthesis of proteins.

Answer 2

Answer:

rough endoplasmic reticulum having ribosome on their surface and they involve in protein synthesis and secretion