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OpenStudy (anonymous):
Transport of materials into a cell against a concentration gradient, from low to high, requires A) water. B) energy. Eliminate C) osmosis. D) a passageway.
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OpenStudy (anonymous):
@PRAETORIAN.10 AND PLEASE HELP ME???? THIS IS MY LAST QUESTION I PROMISEE!!!!! c:
OpenStudy (praetorian.10):
hey relax :D we will all help you even if you have 99999999 questions no one is going to give up on you
OpenStudy (anonymous):
LOL thx
OpenStudy (anonymous):
b energy
OpenStudy (anonymous):
@Destinymasha
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OpenStudy (praetorian.10):
the answer is B: energy by the way
OpenStudy (anonymous):
oops i mean i have 1 more question dats my last one lol sorry
OpenStudy (anonymous):
now i promise
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