(B) I am like a policeman .I do not allow anything and everything to get in and out of the cell .I am Plasma membrane .
(C) I transfer characters from parents to offsprings . I am Genes
(C) Chromatin material
(ii) Cell membrane
Hope it helps you
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This is because the nucleus is called the brain of the cell. It's main function is to control everything that happens in the cell.
The nucleus is the most important part of the cell which regulates all the cellular activities by controlling the enzymes required for cellular processes.
Control the function : nucleus
i hope you will understand