Question

multiple choice question which structure is perforated with pores to allow material to move in and out of the nucleus? endoplasmic reticulum nucleolus nuclear envelope rough endoplasmic reticulum mitochondrion

Explanation:

The nuclear envelope surrounds the nucleus and has nuclear pores that allow for the movement of materials like RNA and proteins in and out of the nucleus. The endoplasmic reticulum is involved in protein and lipid synthesis. The nucleolus is involved in ribosome - subunit formation. The rough endoplasmic reticulum has ribosomes attached and is related to protein synthesis. Mitochondria are the power - houses of the cell.

Answer:

C. Nuclear envelope