Take a blood sample before and after the blood passes through the intestines. What do you notice about the oxygen levels? WHY do you think it is changing?


A) The amount of oxygen doesn't change

B) The amount of oxygen in the blood decreases due to oxygen passing from the capillaries into cells in the intestines

C) The amount of oxygen in the blood increases due to oxygen passing through the capillaries in the intestines



Answer :

Other Questions