railway RRB JE (CBT I + CBT II) Mock Test 2024 General Science Biology Cell

How many pairs of sex chromosomes are present in humans?

1

2 pairs

2

1 pair

3

3 pairs

4

4 pairs

Share: WhatsApp Telegram X

Sponsored

hivanix.in

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters