A pedigree chart in shown below for a disease that is autosomal dominant. The genetic make-up of the first generation is :

Why are human females rarely haemophilic ? Explain with the help of a cross. Under what conditions can a haemophilic female be born ? How do haemophilic patients suffer ?

TextDominant and Recessive TraitsHaemophilia as Sex-Linked DisorderTranscription Process in Gene Expression

Name the two events 'a' and 'c' shown in the diagram below. (i) Mention where in the cell these events take place. (ii) Explain the changes taking place during event 'b' and mention why these are needed.

TextDominant and Recessive TraitsHaemophilia as Sex-Linked DisorderTranscription Process in Gene Expression

Study the pedigree chart of a family showing the inheritance of myotonic dystrophy : The trait under study is :

MCQ (Single)Dominant and Recessive Traits

In a pedigree chart, if two unaffected individuals have a child with the trait, what is the most likely mode of inheritance for this trait ?

MCQ (Single)Dominant and Recessive Traits