Genetic Transmission

When a couple is a Thalassaemia minor + a Normal

Possible Thalassaemia status of child can be -
a). 50% chances of a Thalassaemia Minor child
b). 50% chances of a normal child

When a couple is a Thalassaemia Minor + a Thalassaemia Minor

Possible Thalassaemia status of a child can be -
25% chances of a normal child
25% chances of a Thalassaemia Major child
50% chances of a Thalassaemia Minor child