Answer:
the main site of gas exchange is in the lungs between the alveoli and a family of really small blood vessels called capillaries. Which are placed in the walls of the alveoli.
Explanation:
Reaction to the outside environment and or reaction to stimuli.
Answer:
c
Explanation:
I believe is correct.
Running at the gym is a healthy way to destress and so is doing a hobby.
They should consume more calories from carbohydrates
