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STD 11 - 8. Cell the unit of life — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 8. Cell the unit of life1 Mark
MCQ
Active transport differs from passive transport in that active transport
  • ✓
    requires energy.
  • B
    Energy input in the form of $ATP$ only
  • C
    moves molecules along the concentration gradient.
  • D
    All of these
✓

Answer

Correct option: A.
requires energy.
a
Active transport is the transport of ions or molecules against a concentration gradient and it requires

energy to do so. That energy does not always have to be directly supplied in the form of ATP.

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