$A$ : The heterozygotic female for haemophilia may transmit the disease to sons.
$R$ : Such traits show criss-cross inheritance
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
Which one in man is a wholly genetic trait
Heterozygous tall and violet flowered pea plants were selfed and total $512$ seeds are collected. What will be total number of seeds for both heterozygous traits?
In order to determine whether variations of a character in a population were genetically controlled, the most appropriate procedure will be to
Which of the following discoveries resulted in a Nobel Prize?
The term 'gene' was coined by