Genes that travel on the X chromosome

Which allele combination represein a dihybrid cross for round and yellow seeds (rryy x rryy), what is the probability of having green and wrinkled seeds? nts a male who has an x-linked recessive disorder? which allele combination represents a male who has an x-linked recessive disorder?

Which description provides the best objective summary of the article in the passage?

Which structure in the cardiovascular system connect arteries to veins?