You are presented with the question "Why does vesicle transport need energy? " and the following answer choices: 
- it helps plants in growing
 - to prevent movement
 - for movement of substances
 - during the day
 - Transfers energy
 - flow of electrons
 - to breath
 - magnetism

Now knowing that vesicle transport requires energy, so it is also a form of active transport and active transport involves movement of substances against a chemical gradient, choose the best answer.


 

   for movement of substances      