Answer to Question #145480 in Genetics for Vaith

Question #145480

 Classical haemophilia is inherited as recessive X-linked disease. Man with haemophilia marries homozygous healthy woman. In this family were born healthy daughter and son. What is the probability of birth of the sick children in this family?



1
Expert's answer
2020-11-20T05:35:33-0500

a-haemophilia allele

A-healthy allele

P: XaY + XAXA

F1: XAY, XAY, XAXa , XAXa

All children will be healthy


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