Cinnabar eyes is a sex-linked recessive characteristic in fruit flies.If a female having cinnabar eyes is crossed with a wild-type male,what percentage of the F₁ males will have cinnabar eyes?
A woman is found to have 47 chromosomes,including three X chromosomes.Which of the following describes her expected phenotype?
A)masculine characteristics such as facial hair B)enlarged genital structures C)excessive emotional instability D)normal female, slightly taller than average E)sterile female
What is the reason that linked genes are inherited together?
A)They are located close together on the same chromosome. B)The number of genes in a cell is greater than the number of chromosomes. C)Chromosomes are unbreakable. D)Alleles are paired together during meiosis. E)Genes align that way during metaphase I of meiosis.