4 blood
AB, A, B, and O
There are 4 main blood types: A, B, O and AB. In addition, each of these can be Rh positive or Rh negative.
No, there are four primary blood types: A, B, AB, and O. Each of these blood types can be either positive or negative, making a total of eight possible blood type combinations. These blood types are determined by the presence or absence of certain antigens on the surface of red blood cells.
The three main blood types are A, B, and O. But there is also AB and a factor in the genetics of blood types called Rh. We either have it (+) or don't (-).
There are four main blood types in Russia: A, B, AB, and O. These types are similar to the blood types 1, 2, 3, and 4 commonly used in other countries. The main difference lies in the specific antigens present on the red blood cells, which determine compatibility for blood transfusions.
They can have a lot of blood-types
The main three types are; arteries, veins and capillaries.
There are 4 main blood types: A, B, O and AB. In addition, each of these can be Rh positive or Rh negative.
There are many types of blood group systems. ABO and Rh being the two main systems... Others are: Kell, Kidd, Duffy, etc. (there are many more)
ABO is a classification system for human blood types based on the presence or absence of antigens on red blood cells. There are four main blood types in the ABO system: A, B, AB, and O. These blood types are important for blood transfusions and organ transplants.
One of the five main types of white blood cells which play a critical role in fighting infections they have many "roles" though.
it has two arteries along with a single vein
There are many good books on blood types. The book "Blood Types" is a simple one to start with. It lists all blood types and what the different types mean.