Diffusion is the

Question

Diffusion is the

Quizplus · Accepted Answer

Diffusion is the passive movement of particles from an area of high concentration to an area of low concentration. This is the means by which respiratory gases are exchanged between the respiratory medium (air or water) and the internal body fluids of an animal. Option A is incorrect as it mentions the opposite of what diffusion actually is. Option C is incorrect as it mentions active movement, which is not a characteristic of diffusion. Option D is incorrect as it mentions the need for a protein, which is not necessary for simple diffusion. Option E is also incorrect as it mentions the opposite of what actually happens during diffusion.

Diffusion Is the