Question

Internal respiration is defined as​

Answer 1

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

External respiration refers to the process of exchanging oxygen and carbon dioxide in the lungs, gills, or other tissues exposed to the external environment.

Answer 2

Explanation:

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

- internal respiration is also called as cellular respiration.