Answer:
bcuz humans are supposed to release CO2 as a waste
product
Answer:
The answer is b.
Explanation:
The villi helps increase the absorption surface of the small intestine. It makes sure every nutrient is absorbed b4 going 2 the lg. intestine..
Answer:
Depolarized graded potential.
Explanation:
A depolarizing graded potential is a local change in the membrane potential that makes a small increase in the potential. The membrane potential is less negative because the graded potential caused the entrance of Ca²⁺ or Na⁺ ions to the inside of the cell decreasing the negative voltage in the inside of the cell.
The Heart is located in the Thoracic Cavity medial to the lungs and posterior to the sternum.