A couple both carriers of sickle cell anaemia planning to get married, wants to know the chances of having anaemic progeny _________.
A couple who are carriers of sickle cell anaemia planning to married, in the next generation, 1 children not having sickle cell anaemia(25%), 2 children are carriers are of sickle cell anaemia(50%), 1 children has sickle cell anaemia(25%)
So, the correct option is ‘25%’.