I think it’s hemoglobin but i’m not completely sure
Answer:
b. eliminates nondigestible waste
Explanation:
I'm pretty sure that according the the food plate, the answer should be grains.
Answer:
D. Pulmonary circulatory loop
Explanation:
The Pulmonary circulatory loop transports the blood between the heart and the lungs only. In this pulmonary loop deoxygenated blood the heart through the right ventricle and goes through the pulmonary trunk. The pulmonary trunk splits inside the right and left pulmonary arteries.
Arteries have oxygenated blood inside of them.