Genetic crosses involving a particular type of flower exhibit complete dominance with respect to petal color.

Question

Genetic crosses involving a particular type of flower exhibit complete dominance with respect to petal color. Red (R) is dominant to white (r).



Using the Punnett square, what is the expected percentage of offspring that will have white flowers from a cross of parent flowers with a genotype of Rr.

%

GPT-5 mini · Answer

Rr × Rr gives offspring: RR, Rr, Rr, rr. Only rr is white, so 1 out of 4 = 25% of the offspring will have white flowers.

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Genetic crosses involving a particular type of flower exhibit complete dominance with respect to petal color. Red (R) is dominant to white (r). Using the Punnett square, what is the expected percentage of offspring that will have white flowers from a cross of parent flowers with a genotype of Rr. %

All Answers 1

Submit Your Answer