In a species of fly, the allele for red eyes (R) is dominant…

In a species of fly, the allele for red eyes (R) is dominant to the allele for brown eyes (r). Red eye color in the flies is not sex-linked. Students crossed male and female flies that had red eyes and recorded the eye color of their offspring. Their data are shown below: test 4 ratio pic.png What are the most likely genotypes of the parent flies?

Female cattle that have white coats are crossed with male ca…

Female cattle that have white coats are crossed with male cattle that have red coats. Both male and female offspring have roan coats, which are coats with both red and white hairs. Which of the following best describes the genetics of coat color in the cattle?