Blood type systems have been used in human classifications because:
A)blood types are easy to determine
B)blood types are not affected by the environment
C)the mechanisms of inheritance are,for the most part,known
D)all of the above

Question

Quizplus · Accepted Answer

Blood types are easy to determine, not affected by the environment, and the mechanisms of inheritance are known. Therefore, all of the above options are the best choice(s).

Blood Type Systems Have Been Used in Human Classifications Because