Answer:
many alveoli are present in the lungs with a shape that further increases surface area. Thin walls - alveolar walls are one cell thick providing gases with a short diffusion distance. Moist walls - gases dissolve in the moisture helping them to pass across the gas exchange surface.
Explanation:
Hi the powerful abductor muscle of the upper arm is the deltoid.
Hope this helps you.
ANSWER:
A
Explanation: chimpanzees have 0% difference from humans.
