Here's a bit more detail:

* Chromosomes: These are thread-like structures found in the nucleus of every cell. They contain the genetic material (DNA) that determines our traits.

* Diploid Cells: Human cells, except for sperm and egg cells, are diploid, meaning they have two sets of chromosomes. We inherit one set from our mother and one set from our father.

* Haploid Cells: Sperm and egg cells are haploid, meaning they have only one set of chromosomes (23). This is so that when they combine during fertilization, the resulting zygote will have the correct number of chromosomes (46).