Providing energy, insulating body organs, and maintaining body temperature are functions of fats. They are also important in the maintenance of healthy hair and skin and encouraging healthy function of the cells. Also, they are responsible of carrying the fat soluble vitamins such as vitamins A, D and E for distribution to the cells.
Haploid cells are found in the reproductive organs of adults, known as gonads. In males these are the testicles and females these are the ovaries.