Heterozygous round and yellow seeded pea plants were selfed and total $800$ seeds are collected. What is the total number of seeds with first dominant and second recessive traits?
$950$
$300$
$200$
$150$
The chromosome shown in the diagram below is broken at the points which are indicated by the arrows and the genes between these points became inverted
The resulting order of the genes will be
A hereditary disease which is never passed on from father to son is
Haemophilia is also called
Mark the correct match
Mark the correct statement (w.r.t. sickle cell-anaemia)