A nucleolus is
A) a membrane-bound organelle.
B) an area where the nucleus is synthesized.
C) an area in the nucleus of eukaryotic cells where ribosomes are synthesized and assembled.
D) the area in a prokaryote where DNA is concentrated.
E) an extra nucleus in the cell.

Question

Quizplus · Accepted Answer

The nucleolus is a region within the nucleus of eukaryotic cells where ribosomal RNA (rRNA) is synthesized and ribosomal subunits are assembled. It is not membrane-bound, making options A, B, D, and E incorrect.

A Nucleolus Is