Which of the following is true for nucleolus ?

Options

A. It is a site for active ribosomal RNA synthesis
B. It takes part in spindle formation
C. It is a membrane-bound structure
D. Larger nucleoli are present in dividing cells

Answer

A

Explanation

The nucleus of many eukaryotic cells contains a structure called a nucleolus. This structure is made up of proteins and ribonucleic acids (RNA). Its mainfunction is to rewrite ribosomal RNA (rRNA) and combine it with proteins.