The exchange of gases between the blood and body's cells is called
a. breathing
b. internal respiration
c. external respiration
d. cellular respiration

b

Explanation:

Internal respiration is the process of diffusing oxygen from the blood, into the interstitial fluid and into the cells.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.