Question

You want to take a tumbler to a picnic. You want to crush and through

away the tumbler after use. Name two materials from which such a tumbler

can be made.

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Answer 1

Answer:

A nuclear membrane is a double membrane that encloses the cell nucleus. It serves to separate the chromosomes from the rest of the cell. The nuclear membrane includes an array of small holes or pores that permit the passage of certain materials, such as nucleic acids and proteins, between the nucleus and cytoplasm.