Biology
Biology, 17.04.2021 22:40, denjayjr681

The blood in veins is d. traveling to the heart.

b. moving in single file.

a. leaving the lungs.

c. carrying oxygen.

answer
Answers: 2

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Do you know the correct answer?
The blood in veins is d. traveling to the heart.

b. moving in single file.

...

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