3
They can have a lot of blood-types
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.
there are 8 types of blood a+, b+, o+, ab+,a-,b-,o-,ab-
There are negative and positive of A, B, AB, and O. That means that there are 8 different blood types. Your blood type is determined based upon your mother and fathers blood types. O negative is the rarest blood type.
13
4 blood AB, A, B, and O
No , there are many types of blood cells .
There are three types of blood vessels. There are veins, arteries, and capillaries.
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.
I believe type O blood is the one blood type that can be matched to any of the other blood types. There is one type of blood, though, that is not compatible with type O blood. However, that is very rare.
Vampire bats live on blood.
There is only one normal type of red blood cell.