Question

Nucleolus is:

• A. A rounded structure found in the cytoplasm near the nucleus.
• B. A rounded structure inside the nucleus bearing rRNA.
• C. A rod-shaped structure in the cytoplasm near the nucleus.
• D. A rod-shaped structure inside the nucleus.

Answer 1

The correct option is B

A rounded structure inside the nucleus bearing rRNA.

A nucelolus is a small rounded body within a resting nucleus that contains RNA and proteins. It is usually associated with a specific chromosomal site and involved in ribosomal RNA synthesis and the formation of ribosomes.