Hi All,
I am having trouble figuring out the best way to solve the following problems (1-3) that are related to each other. Any help would be appreciated. I think once you figure out the first one then then rest are easy? Thanks!
The pregnant woman represented in the pedigree shown (see image) had a brother who died of
sickle cell disease. For the purpose of this problem, assume that the population birth frequency
of individuals affected with sickle cell disease is 1/400. What is the mother's probability of being
a carrier?
A. 1/4
B. 1/2
C. 2/3
D. 1/20
In the sickle cell pedigree in the previous question (see image), what is the child's probability of
having sickle cell disease?
A. 1/16
B. 1/20
C. 1/60
D. 1/120
In the sickle cell pedigree in the previous question (see image), what is the father's probability of
being a carrier?
A. 2/3
B. 1/10
C. 1/20
D. 1/40
I am having trouble figuring out the best way to solve the following problems (1-3) that are related to each other. Any help would be appreciated. I think once you figure out the first one then then rest are easy? Thanks!
The pregnant woman represented in the pedigree shown (see image) had a brother who died of
sickle cell disease. For the purpose of this problem, assume that the population birth frequency
of individuals affected with sickle cell disease is 1/400. What is the mother's probability of being
a carrier?
A. 1/4
B. 1/2
C. 2/3
D. 1/20
In the sickle cell pedigree in the previous question (see image), what is the child's probability of
having sickle cell disease?
A. 1/16
B. 1/20
C. 1/60
D. 1/120
In the sickle cell pedigree in the previous question (see image), what is the father's probability of
being a carrier?
A. 2/3
B. 1/10
C. 1/20
D. 1/40