Moles occur when cells in the skin grow in a cluster instead of being spread throughout the skin. These cells are called melanocytes, and they make the pigment that gives skin its natural color. Moles may darken after exposure to the sun, during the teen years, and during pregnancy.
A pedigree chart is used to show your family tree of traits. An example is if a diagram shows your mom who had brown hair and your dad has red hair and then it shows all of th â¦ e children they had and shows what color hair they had.
Guardian - another politically correct term for a pet cat's owner or a feral cat's caregiver. Half-pedigree - a term only used by owners; means a cat with one pedigree parent. In true terms, a half-pedigree cat is still a moggy since a cat either is a pedigree cat or is not one, there are no half-measures. Often used when selling accidentally bred kittens as it sounds more attractive than moggy.