These tags are actually called antigens. There are several but the most familiar are used to identify blood for transfusions. These are called O, AB, B, or A and are genetically determined.
red blood cells
Red blood cells contain hemoglobin, but white blood cells do not
The old red blood cells get replaced by the newly formed red blood cells.
Red blood cells, white blood cells, platelets and liquid plasma.Red blood cells, white blood cells, platelets and liquid plasma.
White blood cells have a nucleus and red blood cells don't.
blood type proteins are found on the surface of the red blood cells that are like id tags
Red blood cells contain hemoglobin. These cells are also known as erythrocytes.
Red blood cells because that is what carries oxygen throughout the body
red blood cells
Red blood cells contain hemoglobin, but white blood cells do not
As the name says, red blood cells are found in the blood. If there is blood there, there is red blood cells.
The old red blood cells get replaced by the newly formed red blood cells.
Red blood cells, white blood cells, platelets and liquid plasma.Red blood cells, white blood cells, platelets and liquid plasma.
Red blood cells (also called erythrocytes)
White blood cells have a nucleus and red blood cells don't.
Red and white blood cells.
White blood cells have a nucleus and red blood cells don't.