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?

Hemophilia is an X-linked recessive condition in which blood…

Hemophilia is an X-linked recessive condition in which blood does not clot properly. Queen Victoria of England had one allele for hemophilia. Which of the following statements describes the most likely pattern for the occurrence of hemophilia in Queen Victoria’s descendants?