Question

Different substances move independently depending on their own concentration gradients in?

• A. Simple diffusion
• B. Bulk flow
• C. Osmosis
• D. All the above

Answer 1

The correct option is A Simple diffusion

Diffusion is a passive movement of molecules along their concentration gradient. While osmosis is the diffusion of water molecules through a differentially permeable membrane or semipermeable membrane.

So the correct option is "Simple diffusion".