You are presented with the question "what is vesicle transport a form of?" and the following answer choices: 
- motion
 - direct energy
 - bioaerosols
 - relocation
 - diffusion
 - heat energy
 - communication
 - movement

Now knowing that vesicle transport requires energy, so it is also a form of active transport and active transport is another form of diffusion, choose the best answer.


 

     diffusion    