<span>
The ABO blood group classification is based on antigens on red blood cells and antibodies found in blood plasma.</span>Blood type A has antigen A on the red blood cells and anti - B antibodies in the blood.Blood type B has antigen B on the red blood cells and anti - A antibodies in the blood.Blood type AB has both antigen A and B on the red blood cells but has no anti-A nor anti - B antibodies in the blood<span>Blood type O has no antigen on the red blood cells and has both anti -A and anti B antibodies in the blood.</span>
The
human body does not constantly lose water through hydration and circulation.
When someone is hydrated, he is drinking an enough amount of water to sustain
the needs of his body. Circulation then helps this in distributing the water in
different parts of the body.
The si unit for time is the second
Might be Cell Differentiation...