Why is the smooth endoplasmic reticulum unable to synthesize proteins?
A) No ribosomes are attached to its surface.
B) There is no supply of free amino acids that it can easily access.
C) It stores calcium, which is a known inhibitor of protein synthesis.
D) It has no DNA to direct synthesis of proteins.

Question

Quizplus · Accepted Answer

The smooth endoplasmic reticulum does not have ribosomes attached to its surface, which are responsible for protein synthesis.

Why Is the Smooth Endoplasmic Reticulum Unable to Synthesize Proteins