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Mathematics 11 Online
OpenStudy (anonymous):

Which motion of particles across a membrane requires energy?

OpenStudy (ali2x2):

from low concentration to high concentration

OpenStudy (ali2x2):

medal? ;o

OpenStudy (anonymous):

i will not copy you ok

OpenStudy (ali2x2):

not you

OpenStudy (ali2x2):

@ospreytriple i thought he was gonig to copy my answer

OpenStudy (ali2x2):

:P

OpenStudy (ali2x2):

bi

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