Describe the difference between the smooth
Endoplasmic Reticulum
(ER) and rough
Endoplasmic Reticulum
(ER)

Smooth endoplasmic reticulum (SER) is a type of endoplasmic reticulum consisting of tubular vesicles that lack ribosomes on the outer surface and is involved in the synthesis and storage of lipids. Rough ER has ribosomes on the outer surface. Smooth ER does have riboszomes on the outer surface.

Explanation:

it's c (engineer's do their work with mechanical stuff not on any living being)

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