Question Detail
Question
The rough ER is so named because it has an abundance of ........... on it
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?