In mammals. germ cell differentiation is initiated in the Primordial Germ Cells (PGCs) during fetal development. Prenatal exposure to environmental toxicants such as endocrine disruptors may alter PGC differentiation. development of the male germline and induce transgenerational epigenetic disorders. https://balboasurfandsstylers.shop/product-category/big-boys-hooded-tees/