Why do you think humans have two sets of 23 chrosomes

In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females.

In humans each cell is normally 23 pairs of chromosomes,total of 46.twenty-two of these pairs are called chromosomes,a total of 46.twenty-two of these pairs,called autosomes,look the same in both males and females.the 23rd pair,the sex chromosomes,differ between males and females.

I’m not really sure