science
Grade-10
Easy
Question
There are _____ pairs of chromosomes in humans.
- 24
- 23
- 42
- 46
Hint:
The human body cells contain 23 pairs of chromosomes
The correct answer is: 23
- The human body cells have 23 pairs of chromosomes which are 46 in total.
- Out of the 23 pairs, 22 pairs are autosomes. They are common in both females and males.
- One pair is allosomes which are sex chromosomes (XX or XY).
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