Year: 2020
Topic: Principles of Inheritance and Variation
Time :
1.
ldentify the wrong statement with reference to the gene 'l' that controls ABO blood groups.
(1). A person will have only two of the three alleles.
(2). When I
A
and I
B
are present together, they express same type of sugar.
(3). Allele 'I' does not produce any sugar.
(4). The gene (I) has three alleles.