Here's why:

* Diploid means "double," referring to the fact that these cells have two copies of each chromosome.

* Chromosomes are the structures within cells that carry genetic information.

* In most multicellular organisms, the cells have two sets of chromosomes, one set from each parent.

Examples of diploid cells include:

* Somatic cells: These are the cells that make up the body tissues and organs, like skin cells, muscle cells, and nerve cells.

* Germ cells: These are the cells that will eventually give rise to sperm and egg cells (gametes).

In contrast, haploid cells have only one set of chromosomes. These are the gametes (sperm and egg cells), which combine during fertilization to create a diploid zygote.