230k views
3 votes
Which of the following is a true statement about simple diffusion?

occurs from a high to a low concentration.
occurs from a low to a high concentration.
O moves large particles into or out of the cell through a protein channel
requires energy to move substances.

1 Answer

4 votes

Answer: A. occurs from a high to a low concentration.

Step-by-step explanation:

User Asim Khan
by
5.8k points