Q

Why is cell membrane called an active part of the cell?

RRB Minis. & Iso. Category (All PGTs and TGTs) 10/09/2025 (Shift-I) 2025
✓ Answer: B It regulates the entry and exit of substances necessary for proper cell function
The cell membrane is selectively permeable and actively regulates movement of substances into and out of the cell.
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