The cell membrane functions as a semi-permeable barrier, allowing a very few molecules across it while fencing the majority of organically produced chemicals inside the cell
Nucleus is an important component of the living cell. It is generally spherical and located in the centre of the cell.
The nucleus is separated from rest of the cell by a nuclear membrane. Nuclear membrane is porous and allows the movement of substances between the cytoplasm and the nucleus.
I am not that confident for this ans
