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SIZIF [17.4K]
3 years ago
15

1. What allows things to enter and leave a cell and is the gate keeper?

Biology
2 answers:
andre [41]3 years ago
7 0
The cell membrane is the gatekeeper.
IgorLugansk [536]3 years ago
5 0

Answer:  The cell membrane; which is "selectively permeable" .

____________________________________________________

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