Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

The rough ER is so named because it has an abundance of ........... on it
Options
A Mitochondria
B Vesicles
C Ribosomes
Correct Answer
D Golgi apparatus
Correct Answer

Option C is the correct answer.

Detailed Explanation

The rough endoplasmic reticulum (RER) is called 'rough' because its cytoplasmic surface is studded with ribosomes, which are the sites of protein synthesis.

Hint

What small, granular structures dot the surface of the rough ER and are responsible for protein synthesis?

Question Info