Homologous chromosomes which are present in both males and females are known as:

In $Bonellia$,all larvae are genetically and cellularly identical. The male individual lives in the uterus of the female. If a larva settles near the proboscis of an adult female,it develops into a male. If the larva develops freely in the water,it develops into a.....

In humans,the genetic identity of a male is determined by which of the following?

Gynandromorphs develop in Drosophila when the two cells in the two-celled proembryo have one of the following chromosomal sets:

What are allosomes?

$A$ recessive gene located on the $X$-chromosome of a human is always.....