MCAT Question of the Day


  • Q:

    A woman and her husband have five children. The woman and at least one son are afflicted with hemophilia, a recessive, sex-linked trait. Which of the following statements must true about the family?

    I. The husband is a hemophiliac
    II. All of the sons are hemophiliacs
    III. All of the daughters are hemophiliacs
    IV. All of the children are either hemophiliacs or carriers


     

    A

    I and II only

    B

    II and IV only

    C

    IV only

    D

    I, II, and III



    Subscribe


    Connect

    Questions? We're here to help!

    Ask Us