Q783
Which one of the following statements about transport mechanism in plants is correct?
A.
Diffusion of ions and small molecules across cellmembrane requires energy
B.
Active transport of ions and small molecules across cell membrane against concentration gradient requires energy
AnswerC.
Cells conserve energy and no energy is required for transport of ions and small molecules against concentration gradient
D.
Cells do not transport ions across their membrane as these are charged molecules
Answer: Option B
Solution
Answer: Option B
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