BLANK transport moves substances from an area of high concentration to an area of low concentration.

The answer is Diffusion .

Explanation:

Diffusion is a net movement of molecules from a region of high concentration to a region of low concentration down a concentration gradient.

yes i have all the correct answers

1. c 6. b. 11. c

2. a 7. d. 12. d

3. c 8. b. 13. c

4. d 9. c. 14. d

5. c 10. d. 15. a

16. d. 21. a

17. d.

18. a. 22-30 you must do on

19. d. your own

20. d.