Both sickle cell anaemia and Huntington’s chorea are

How many linkage groups are present in Drosophilla

___$(B)$___ used the frequency of recombination between gene pairs on the ___$(A)$___ as a measure of the distance between genes and mapped their position on the chromosome

$(A) \;\;\quad\;\;(B)$

Mendelism was rediscovered by

$I.$ Morgan

$II.$ De Vries

$III.$ Correns

$IV.$ Tschermark

Choose the correct option

In garden pea, starch is synthesised effectively in

The hybrid produced by cytoplasmic fusion is called