Answer: Were to good at it
Explanation:
Because people have been doing it for a millennia, we cant really stop. and because romance revolves around it, we cant stop and wont.
the food must be broken down by use of enzymes,during the process of respiration.
Answer:
1 c. pulmonary artery
2 c. capillary
3 d.90%
4 none of them its white blood cells aka leukocytes
5 artery
6 artery
7 d fights the infection
8 a form wounds scabs and clots