Question: 3 Points A Man Has Hemophilia, A Sex-linked Recessive Disorder. Which Of The Following MUST Be True About His Parents?* O His Father Has Hemophilia O His Father Was Unaffected O His Mother Was A Carrier O His Mother Was 100% Unaffected 3 Points A Couple Has A Child With Down Syndrome. The Mother Is 43 Years Old At The Time Of Delivery. Which Of The …

3 points A man has hemophilia, a sex-linked recessive disorder. Which of the following MUST be true about his parents?* O His father has hemophilia O His father was unaffected O His mother was a carrier O His mother was 100% unaffected 3 points A couple has a child with Down syndrome. The mother is 43 years old at the time of delivery. Which of the following is the most probable cause of the child’s condition? O The woman inherited this tendency from her parents. O One member of the couple carried a translocation. One member of the couple underwent nondisjunction in somatic cell production O One member of the couple underwent nondisjunction in gamete production Suppose you have found a new species of plant. Some of the plants have 3 points red flowers and some have white flowers. You cross a red flowering plant with a white flowering plant. All of the offspring have pink flowers. Suggest a possible explanation. the gene for yellow is dominant O the gene for red is dominant O the genes are incompletely dominant O none of the above