This means it functions inside the cell with a definite purpose just like an organ, such as a kidney, functions in a body. But melanocytes are regularly making brand new melanosomes. A melanosome is initially constructed of a fiber-like network foundation laid down by special protein (Pmel17) unique to melanocytes.
1 Joule = 0.239005736 Calories. Joule is metric system unit (electrical, mechanical or thermal) and defined as the amount of work done by a force of one newton to move an object one meter or a current of one ampere when passing through one ohm resistance for one second.
The calorie used in chemistry and biochemistry is equal to 4.184 joules. Symbol cal. In referring to the energy content of foods it is customary to use the 'large calorie', which is equal to 1 kilocalorie (kcal), 1000 cal.