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Ymorist [56]
4 years ago
5

Why do cells need transport proteins?

Biology
2 answers:
umka21 [38]4 years ago
5 0
Those proteins do much of the work in active transport. They are positioned to cross the membrane so one part is on the inside of the cell and one part is on the outside.
erastovalidia [21]4 years ago
3 0
To keep them going and making blood pop around
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