Biology, 18.11.2020 23:40 Jcausey4477
8 A cell uses active transport to move molecules across a cellular membrane when
F the molecules being transported are too small to be moved by passive transport.
G the cell has built up an excess of waste material it needs to remove.
H the molecules are being moved against a concentration gradient.
J the cell has no available energy it can use for any cellular processes.
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Answers: 2
Biology, 21.06.2019 20:10
Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus
Answers: 1
8 A cell uses active transport to move molecules across a cellular membrane when
F the molecules be...
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