Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) If there are four allelic forms of the gene controlling ABO blood group then what will be the number of possible genotype? - Sarthaks eConnect
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If there are four allelic forms of the gene controlling ABO blood group then what will be the number of possible genotype?

A.

6

B.

10

C.

2

D.

14