Biology help again?

[MarkaR4474]

1.If the amount of carbon dioxide in the blood increases,a. breathing rate increases. b. the pH increases. c. bicarbonate ions are converted to carbonic acid. d. the diaphragm contracts less frequently. 2.Lymph forms becausea. of osmosis. b. fluid leaks from cells into the space surrounding cells. c. fluid is forced out between the cell of the capillary wall by the pressure in the capillary. d. blood in veins flows back into capillaries. 3.Where does the exchange of materials between cells and the blood occur?a. arteries b. veins c. capillaries d. All exchange materials.

[spikegirl99995947]

1.If the amount of carbon dioxide in the blood increases,a. breathing rate increases. *b. the pH increases. c. bicarbonate ions are converted to carbonic acid. d. the diaphragm contracts less frequently. 2.Lymph forms becausea. of osmosis. b. fluid leaks from cells into the space surrounding cells. c. fluid is forced out between the cell of the capillary wall by the pressure in the capillary. *d. blood in veins flows back into capillaries. 3.Where does the exchange of materials between cells and the blood occur?a. arteries b. veins c. capillaries *d. All exchange materials.