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select the correct statement regarding active ion uptake, which differentiate it from secondary transport ions are active ions move freely energy is expended ions move passively

select the correct statement regarding active ion uptake, which differentiate it from secondary transport
  1. ions are active
  2. ions move freely
  3. energy is expended 
  4. ions move passively

Grade:12

1 Answers

Gaurav
askIITians Faculty 164 Points
9 years ago
Hello student
Correct anwer is 3. energy is expended
It is mode of mineral absorption, which involves expenditure of metabolic energy. Energy is generally obtained from ATP.

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