Question

why does nuclear membrane has pores​

Answer 1

The nuclear pore is a protein-lined channel in the nuclear envelope that regulates the transportation of molecules between the nucleus and the cytoplasm. ... Nuclear pores also allow necessary proteins to enter the nucleus from the cytoplasm if the proteins have special sequences that indicate they belong in the nucleus.

Answer 2

The nuclear membrane has pores which allowed the transfer of material from inside the nucleus to its outside , that is , to cytoplasm.

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