.......... is the unit of inheritance.

$A$ recessive mutant is one which:

An organism which receives identical alleles of a particular gene from both parents is called:

Which of the following crosses will result in recessive progeny in the $F_1$ generation?

$A$ black hybrid mouse is crossed with a pure brown mouse to produce a total of $24$ young ones. Which of the following result is most likely to be correct?

$A$ cross between an $F_1$ plant and a recessive parent is called: