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Burka [1]
3 years ago
11

Please help me with this

Biology
2 answers:
OLga [1]3 years ago
5 0
1. it's a type of biological or synthetic, polymeric membrane that will allow certain molecules or ions to pass through it by diffusion.
3. diffusion, filtration, and osmosis.
hope this helps :)
Kamila [148]3 years ago
4 0
Hey I'm sorry but ask the questions again I'll say u
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