Question

write short note on nucleus

Answer 1

Nucleus

Nucleus is brain of a cell. It controls all the activities and functions of a cell.It generally lies in the center of cell (expect some plant cells).It is a dense structure bound by a nuclear membrane. The protoplasm of the nucleus is called nucleoplasm.It has a thread-like network called chromatin.These structure are responsible for the characters Inherited by one generation from the earlier generations.

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Answer 2

It was discovered by Roobert Brown in 1831.It is very important part of cell.There are thread like structures named chromatin.There are mainly composed of genetic material .It comtrols and coordinates all functions of the cell.It also determines the characteris features of living organisms.