One of the following is not true to haemophilia
Royal disease
Bleeder’s disease
$X$-linked disease
$Y$-linked disease
The most important example of point mutation is found in a disease called
Which of the following is a genetic disease
Represented below is the inheritance pattern of a certain type of trait in humans. Which one of the following conditions could be an example of this pattern?
Genes for colour blindness is carried by
$I.$ Abnormal development
$II.$ Father
$III.$ Mother
$IV.$ Autosomes
Haemophilic female marries normal male, the theoretical ratio of their offsprings regarding haemophilia will be