Biology Biology Practice Problems Solutions Library

Punnett Square Probability Solutions Library

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12 solutions

Punnett Square Probability

Q. A man has extra digits (six fingers on each hand and six toes on each foot). His wife and their daughter have a normal number of digits. Having ext...

Solved • Sep 18, 2018

Punnett Square Probability

Q. Cystic fibrosis in humans is caused by recessive mutations in a single gene located in an autosome and follows mendelian laws. A normal couple has ...

Solved • Aug 9, 2018

Punnett Square Probability

Q. Suppose two parents, a father with genotype AaBbCcDdee and a mother with the genotype aabbCcDDEe, wanted to have children. Assume each locus follow...

Solved • Jul 10, 2018

Punnett Square Probability

Q. In a cross AaBbCc x AaBbCc, what is the probability of producing the genotype AABBCC?a. 1/4b. 1/8c. 1/16d. 1/32e. 1/64

Solved • Jun 4, 2018

Punnett Square Probability

Q. Two trait crosses using pea plants: You may use the Canvas exercise Dihybridcross RoundWr for guidance. Start with a RrYy round, yellow pea plant a...

Solved • Apr 30, 2018

Punnett Square Probability

Q. In a species of butterfly, the blue-wing allele (B) is dominant to the yellow wing allele (b) and the allele for long antennae (L) is dominant to t...

Solved • Dec 4, 2017

Punnett Square Probability

Q. When crossing one parent having an RRBbDd genotype with another parent having an RrBbDd genotype, what is the probability that they will have an Rr...

Solved • Dec 4, 2017

Punnett Square Probability

Q. Given the cross PpQqRrSS x PPQqRRSs, what proportion of offspring are expected to be PPQQRRSS?a. 1/32b. zeroc. 3/64d. 1/16

Solved • Dec 1, 2017

Punnett Square Probability

Q. A man has extra digits (six fingers on each hand and six toes on each foot). His wife and their daughter have a normal number of digits. Having ext...

Solved • Nov 15, 2017

Punnett Square Probability

Q. Because you have some basic knowledge of genetics, a young woman (A, below) has come to you for help. She has a brother who has a disease, but her ...

Solved • Oct 24, 2017

Punnett Square Probability

Q. In cattle, the gene for hornless (H) is dominant to the gene for horned (h), the gene for black (B) is dominant to that of red (b), and the gene fo...

Solved • Oct 23, 2017

Punnett Square Probability

Q. An individual with genotype AaBbccDd is crossed to an individual with genotype aaBbCcDd.  What is the probability that their first offspring will h...

Solved • Aug 2, 2017