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noname [10]
3 years ago
8

A thin, flexible, semipermeable barrier around the cell which regulates what enters and leaves the cell.

Biology
2 answers:
Mekhanik [1.2K]3 years ago
6 0
Not sure this is a question but my answer would be a semi-permeable membrane? Hope this helps! <3
timurjin [86]3 years ago
4 0
Phospholipid bilayer is the barrier that is semipermeable
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