Question

what is nucleus,,,,,,,​

Answer 1

$\huge\star\tt\red{A}\pink{N}\green{S}\blue{W}\purple{E}\orange{R}\star$

A nucleus is a membrane-bound organelle that contains the cell's chromosomes. Pores in the nuclear membrane allow for the passage of molecules in and out of the nucleus.

$\tt\fbox\color{yellow}{Mark\: my\: answer\: brainliest}$

Answer 2

Explanation:

A nucleus is a membrane-bound organelle that contains the cell's chromosomes. Pores in the nuclear membrane allow for the passage of molecules in and out of the nucleus.