6. Makes sure that oxygen is absorbed into the blood. a. Circulatory System b. Digestive System c. Respiratory System d. Excretory System

asked Jun 11, 2023 155k views

2 votes

6. Makes sure that oxygen is absorbed into

the blood.
a. Circulatory System
b. Digestive System
c. Respiratory System
d. Excretory System

by Xiawi

6.5k points

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3 votes

i’m pretty sure it’s A

SajithK answered Jun 18, 2023

6.7k points

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