Blood Type and Genetics

Question

There are 6 blood types: A, B, AB, O, Junior, and Langereis. 

The common blood types are A, B, AB, and O. The rarest common blood type is AB. 

We can draw Punnet squares representing each of these blood types. 

A	A
A	A

A= Blood Type A. 

B	B
B	B

B= Blood Type B.

A	B
AB	AB

A= Blood Type A

B= Blood Type B

AB= Blood Type AB

O	O
O	O

O= Blood Type O

 

The uncommon blood types are Junior and Langereis. If you live in Japan, you are very likely to have the blood type Junior negative. 

We can draw Punnet squares representing each of these blood types: 

J	J
J	J

J= Blood Type Junior

L	L
L	L

L= Blood Type Langereis