Apunnett square is used to determine the
a. probable outcome of a genetic cross
b. different forms of a gene
c. result of a gene mutation
d. actual outcome of a genetic cross

The correct answer for the fill in the blank is A) Probable outcome of a genetic cross.

Punnett square is a square diagram, which is used to depict the possible genotypes of the offsprings resulting from a genetic cross.

In this diagram, the possible gametes of each parents are written outside and the genotypes of offsprings are written in the squares inside the diagram.

Example- Punnett square of cross between pure breeding tall (TT) and pure breeding dwarf plant (tt) is depicted here.

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