1. D
2. C
3. B
4. A
5. Alveoli
6. larynx
7. mucus
8. nitrogen
9. diaphragm
10. Air enters the body through the mouth or nose and passes through the pharynx and larynx. Then it travels down the trachea and branches through the bronchi into the two lungs. In the lungs, small alveoli are the site of gas exchange where carbon dioxide diffuses into the lungs for exhalation, while oxygen from the air diffuses into the capillaries surrounding the alveoli to be pumped throughout the body.
PENNFOSTER.
add me as brainliest hehe <3
Clusters and constellations
Answer:
The answer is: closed circuit
Explanation:
I did the test and got it
Answer:
yes because it applies to all forces of the world
Explanation:
it is a scientific law invented by Isaac Newton
The Biosphere, is the layer of the planet Earth were life exists.
