Question

Sickle cell anemia is inherited as autosomal trait with incomplete dominance. Homozygous recessive individuals generally die before puberty; heterozygous are viable, the anemia in them is often mild and show resistance to malaria. What is the likelihood of having children resistant to malaria in families where both parents are heterozygous on the gene of sickle cell anemia ?

Answer 1

sickle cell anemia is transmitted in acording to mendelian principles

if do the cross among 4 children

1 become sickle cel animeated

2 will be carrier ie: heterozygous condition

1 will be un affected

totaly 3 of them shows malarial resistance but one person is homozygous to it