Question

External respiration happens where and between who? Internal respiration happens where and between who?

External respiration happens where and between who? Internal respiration happens where and between who?

Homework Answers

Answer #1

External respiration - It occurs between Alveolar cells and external environment air. ( Lungs )

Internal respiration - It occurs between blood and Body cells .( Tissue ).

For ease of understanding , Let explain in the form difference between both.

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