Overview of Human Germ Cell Developmental Stages and Critical Windows Humans have two primary types of cells. Germ cells are those involved in reproduction and include the well-known male and female gametes – egg and sperm, respectively – as well as their developmental precursors. By definition, somatic cells make up the remainder of an organism’s body such as skin, bones, organs, and blood.
This is a milk filter after the milking.This gross stuff is pus, or as the industry calls it: “somatic cells”. This pus is in every bag or carton of milk in the supermarket, along with the fecal residue, disinfectants and cleaners, etc.