y no one anwering my ques

posted by anmol

How does active transport differ from passive
transport?
1. Molecules move down a concentration
gradient in active transport.
2. Carrier proteins are used only in active
transport.
3. Energy is required only in active transport.
4. Energy is required only in passive transport

  1. Ms. Sue

    Unfortunately, Jiskha doesn't have a regular biology tutor.

  2. Alison

    i believe the answer is #1

  3. drwls

    It is not #1. That is a definition of diffusion.

  4. Alison

    oh my bad. sorry. biology was always tough for me

  5. Devron

    The answer would be 3.

  6. Lizzy Wurst

    1.D
    2.A
    3.D
    4.B
    5.B
    100% trust me ^~^ ^_^

  7. Someone

    1. D
    2. A
    3. D
    4. B
    5. B
    100% trust me I just took the test

  8. sam

    thx ^_^

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