science

posted by KK

passive transport involves movement of substances......
A) from areas of lower concentration areas of higher concentrations.

B)from areas of higher concentrations to areas of lower concentration

C) from areas which the concentration has reached a balance

D) from areas of differing concentrations with the use of cellular energy

  1. DrBob222

    http://en.wikipedia.org/wiki/Passive_transport

  2. KK

    b

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