1 Apply a small amount of the water/detergent mixture to a sponge, soft cloth or soft brush and clean affected areas. 2  Apply a small amount of warm water to another sponge or soft cloth to remove any excess detergent.
In the process of diffusion, net movement of substances is always from a region a. outside the cell to a region inside the cell. b. inside the cell to a region outside the cell. c. of lower concentration to a region of higher... show more Hi, I believe the answer is D, please tell me what you think? In the process of diffusion, net movement of substances is always from a region. a. outside the cell to a region inside the cell. b. inside the cell to a region outside the cell. c. of lower concentration to a region of higher concentration. d. of higher concentration to a region of lower concentration. e. None of these choices is correct.
Principles of Gas Exchange The random movement of molecules is called diffusion. Although individual molecules move randomly, a substance can have directed movement, or net diffusion. The net diffusion of a substance occurs because of a difference in its concentration, or gradient , along its course.