Respiration and cellular respiration a. uses glucose . . produces glucose b. produces glucose . . produces oxygen c. is gas exchange . . produces atp d. produces atp . . is gas exchange e. produces glucose . . is gas exchange

idk lol use google m8

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.