Question

which membrane type allows some things through and restricts the passage of others?

○ passively permeable

○ impermeable

○ selectively permeable

○ permeable

Explanation:

• Passively permeable membranes allow substances through without energy input but do not restrict specific ones.
• Impermeable membranes block all substance passage.
• Permeable membranes allow all substances to pass freely.
• Selectively permeable membranes regulate passage, allowing some substances through while restricting others, matching the question's description.

Answer:

C. Selectively permeable