According to Punnett square, it is probable that these parents will have 2/4 or 50% female children. Therefore, option B is correct.
How is gender determined in punnett square?
The Punnett square is a table that lists every conceivable result of a genetic cross between two people of known genotypes. In its simplest form, the Punnett square consists of a square divided into four quadrants.
A boy is created when an egg unites with a sperm that has the Y chromosome during fertilization. The child will be a female if the egg combines with a sperm that has the X chromosome. Hence, the sex of the child is identified in the human punnet square in this manner.
The probability of having a male or female child is 50%. Therefore, option B is correct.
Your question is incomplete, most probably the full question is this:
According to the Punnett square, it is probable that these parents will have ______ female children.
A) 0/4
B) 2/4
C) 3/4
D) 4/4