Skin cells play an important role in the production of which vitamin

When a freind is not tellig you everything you should a: bug them till they tell you b: ask them polietly to tell you c; stay silent your whole life d leave them they will tell you on there own time

Cancer is 100% preventable if you follow all the necessary healthy behaviors. true or false

What kind of wound occurred when the skin scrapes against a hard surface and tiny blood vessels break in the outer layer of skin