Download - 4 types: A, B, AB ,and O
Transcript
• 4 types: A, B, AB ,and O.• Differ by a specific protein on RBC called an
antigen (molecule that can be recognized by your immune system)
Blood Groups
Antigens on RBCs
• A: has antigen “A” on RBCs.• B: has antigen “B”
on RBCs.• AB blood has both
antigens.• O has neither
proteins.