Membranes?

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A membrane that only allows certain molecules to pass through is called:

a. permeable
b. impermeable
c. selectively permeable
d. none of the above

2007-01-28 04:53:51 · 4 answers · asked by shane200388 1 in Science & Mathematics ➔ Biology

c. Only CERTAIN molecules go through, therefore it is selective.

2007-01-28 04:59:12 · answer #1 · answered by citrus punch 4 · 0⤊ 0⤋

selectively permeable eg.biological membranes

2007-01-28 13:00:43 · answer #2 · answered by Anonymous · 0⤊ 0⤋

selectively permeable...ONLY certain molecules

2007-01-28 13:03:45 · answer #3 · answered by ABC 4 · 0⤊ 0⤋

2007-01-28 14:32:00 · answer #4 · answered by Ken M 2 · 0⤊ 0⤋