An unfertilized human egg contains

  • A

    Two $X$ chromosomes

  • B

    One $X$ and $Y$ chromosome

  • C

    One $Y$ chromosome only

  • D

    One $X$ chromosome only

Similar Questions

A characteristic showing continuous variation is controlled by a

Ribosomal $RNA$ is actively synthesized in

  • [AIPMT 2012]

The term ‘gene' refers to

Who first suggested the idea of circular flow of genetic information

$DNA$ multiplication is called