Question

Statement A : Study of inheritance of single pair
of contrasting traits of a character at a time is
called one gene inheritance.
Statement B : Total 9 types of genotype is
obtained during inheritance of one gene.
Only A is correct
Only B is correct
Both A and B are correct
Both A and B are incorrect​

Answer 1

Study of inheritance of single pair of contrasting traits of a character at a time is called one gene inheritance or monohybrid cross.

Explanation:

In this statement a is correct as it is a monohybrid cross.

Statement 2 is wrong because there are 3 genotypes in monohybrid cross and not 9.