CameraIcon

SearchIcon

MyQuestionIcon

11

You visited us 11 times! Enjoying our articles? Unlock Full Access!

Dominant Traits

If a normal m...

Question

If a normal man marries a woman who is carrier for haemophilia, then what is the probability that their son will be haemophilic?

A

25%

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

50%

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

75%

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

100%

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B 50%
It is evident from the above cross that the probability of having a haemophilic son (XhY) is 50% as the other son will not suffer from this disorder.

Suggest Corrections

thumbs-up

6

Similar questions

Q. If a haemophilic man marries a normal but carrier woman, what is the probability of their son becoming haemophilic?

Q. A haemophilic man marries a normal-homozygous woman. What is the probability that their son will be haemophilic ?

Q. A woman heterozygous for haemophilia marries a haemophilic man. What will be the ratios of carrier daughters, haemophilic daughters, normal sons and haemophilic sons in F

_{1}

Q. If a haemophilic man marries a woman carrier (heterozygous) for haemophilia, what would be the possibility that their daughter would be haemophilic?

Q. A woman heterozygous for haemophilia marries a haemophilic man. Choose the correct options with the ratios of carrier daughter, haemophilic daughter, normal son and haemophilic son.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Dominant Traits

BIOLOGY

Watch in App

explore_more_icon

Explore more

Dominant Traits

Standard X Biology

Join BYJU'S Learning Program

CrossIcon