The endoplasmic reticulum (ER) consists of two distinct regions known as smooth

Question

The endoplasmic reticulum (ER) consists of two distinct regions known as smooth ER and rough ER. Classify each statement about structure and function as characteristics of smooth ER, rough ER, or both. Smooth ER Rough ER Both A major function is the manufacture of proteins. A major function is lipid synthesis It functions in It is part of the endomembrane system. detoxification of drugs. Its surface that faces theIts surface that faces cytoplasm lacks ribosomes the cytoplasm is studded with ribosomes

Explanation / Answer

Both rough and smooth ER are a part of endomembrane system (Organelle having membrane in a cell)

Features of rough ER

It is studded with ribosomes.

It's main function is to synthesize proteins

Features of smooth ER

It's surface lacks ribosomes. It's main function is to synthesize lipid.

It also detoxify drugs.

Nucleolus is a structure inside the nucleus that transcribes and processed ribosomal RNA

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