Question

Which of the following transport mechanisms utilizes energy?

Answer 1

Answer: The correct answer is B) Endocytosis.

Endocytosis can be defined as the uptake of large molecules by a cell that requires energy of the cell. Therefore, it is an energy consuming process.

Example- Ingestion of bacteria by macrophages is an energy consumig process and described under endocytosis.

On the other hand, osmosis ( diffusion of water), diffusion, and facilitated diffusion ( requiring carrier proteins) are all passive phenomenon that do not require energy.

 

Answer 2

✡ Answer: B ✡

- - This is because Endocytosis is a transport mechanism that utilized energy.

✡Hope this helps✡