What are the little cellular fragments called that are responsible for clotting blood?

What is another name for white blood cells?

These are responsible for protecting the body from foreign invaders.

This blood type does not have any antigens.

This blood type has all three antigens on its surface.

What is the name of the test that distinguishes between human and animal blood?

What is the name of test that is used to determine the presence of blood?

Blood cells in other animals have _________ nuclei than human blood cells.

Which blood cell is more numerous in the body?

What is the name of the substance that triggers the production of antibodies?

________ is the liquid that separates from clotted blood.