Save and S Save All Answers QUESTION 1 5 points Save A The h

Save and S Save All Answers QUESTION 1 5 points Save A The hemophilia disease is caused by a X-linked recessive gene (gene H). Here is the pedigree of a family with history of hemophilia disease. Which of the following is the genotype of l-1? O 1 XTTY o 2.XHY O 3.XHXh 4.xHx Hy? O 6. Xhxi QUESTION 2 5 points Save A The hemophilia disease is caused by a X-linked recessive gene (gene H). Here is the pedigree of a family with history of hemophilia disease. Which of the following is the genotype of Ill-6?

Solution

Haemophilia is an X-linked disease. Male has one X-chromosome and Female has two chromosomes. If only X-chromosome in the male is affected by Hemophilia then it will show its phenotype whereas if female have both the X-chromosome affected then only she will show haemophilia

If one of the X-chromosome is affected then she will be called as carried.

Male receive X-chromosome from his mother whereas female receive one X-chromosome from father and one from mother

1. phenotype of I-1 is X^HY

2. X^HX^h

3. X^HY

4. X^HX^H

5. X^HX