Biology for IGCSE & O level - Movement Into And Out Of Cells (Section 2 - No. 4)
Which of the following is a characteristic of a partially permeable membrane?
It allows all substances to pass through freely.
It allows only certain substances to pass through, while blocking others.
It prevents all substances from passing through.
It requires energy to transport substances.
Explanation
A partially permeable membrane is selectively permeable.
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