Question

Write two features of alveoli enable them to perform their function.

Answer 1

Answer:

Here are some features of the alveoli that allow this:

• they give the lungs a really big surface area.
• they have moist, thin walls (just one cell thick)
• they have a lot of tiny blood vessels called capillaries.

Explanation:

hope this will help you

Answer 2

Answer:

a. they give lungs a really big surface area

b. they have moist thin walls

c. the have alot of tiny blood vessels called capillaries