Question

list the different blood types and their compatibles.

Answer 1

Humans consist of antigens on surface of RBC and antibodies in the plasma which divide them into four blood groups A, B, AB and O. The presence of Rh is another thing that differentiate them (like A+ AND A- + Indicate presence of Rh factor and - for absence of Rh factor)

Type of blood	Can be given to	Can receive from
A+	A+ , AB+	A+ A- O+ O-
A-	A+ A- AB+ AB-	A- O-
B+	B+ AB+	B+ B- O+ O-
B-	B+ B- AB+ AB-	B- O-
AB+	AB+	all types
AB-	AB+ AB-	AB- A- B- O-
O+	A+ B+ AB+ O+	O+ O-
O-	all types	O-