give correct answer for 3 number
Attachments:
Answers
Answered by
13
Answer:
changing of O2 into Co2
Answered by
2
Answer:
Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli.
Similar questions