A birth defect, which is also known as a congenital disorder
If the bicuspid valve does not close completely, blood can flow backwards into the heart. This is regurgitation, also called aortic valve insufficiency. The heart then must pump that same blood out again, causing strain on the heart's lower left chamber, the left ventricle.
Answer:
Highly active people that sweat a lot
Explanation:
Answer:
C.
Explanation:
Trying to identify what makes a baseball bounce is a factual experiment, the other options are all opinion based forms of data.
Answer:
C. Oxygen and Carbon dioxide
Explanation:
Hemoglobin helps to transport oxygen from lungs to cells and carbon dioxide from cells to lungs. However, it's not the only way to transport these gases.
Each hemoglobin contain four subunits and binds four oxygen molecules and RBC turn into bright red. Carbon dioxide attached to hemoglobin is called as carbaminohemoglobin , this binding is reversible and the carbon disassociates itself from hemoglobin in lungs to escape into the air via alveoli.
