Question

In vertebrates with a double-loop circulation as illustrated in Figure 27–4, the loop that passes through the lungs is responsible for

Answer 1

A. exchanging carbon dioxide for oxygen from the air.
B. exchanging oxygen for carbon dioxide from the air.
C. delivering oxygen-rich blood to the body.
D. delivering oxygen-poor blood to the heart.

Answer 2

Somonee Help Pleasee

Answer 3

C

Answer 4

Its actually A, I just took this... Though someone would need to know the CORRECT answer.

Answer 5

I got C as well