Biology · Cell Structure and Function
Why is the plasma membrane called a selectively permeable membrane?
- 1It prevents all materials from entering or leaving the cell.
- 2It allows free and equal movement of all substances.
- 3It allows only certain substances to pass through while restricting others.✓
- 4It controls energy production for the entire cell.
Correct answer
It allows only certain substances to pass through while restricting others.
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