Answer:
Alveoli
Explanation:
The smallest branches are called bronchioles and at the end of these are your air sacs (alveoli).
Answer:
Using the food chain which originates from the sun's energy.
Explanation:
Hey there! Cellular membrane and cell wall is your answer.
Answer:
Because even though Jupiter is extraordinarily large the sun is still bigger
Explanation:
Jupiter gravitational pull is not large enough to effect objects the size of pleats but it does significantly effect astroids around it. If it became as big as the sun other planets would orbit around it
I believe it is the Nitrogen cycle although all of the cycles use bacteria. Only nitrogen requires nitrogen fixing bacteria to keep the cycle going.