2.24b Vitamins and Minerals

recall sources and describe functions of carbohydrates proteins, lipids(fats and oils) vitamin A,C,D and the mineral ions, calcium and iron, water and dietry fibre as xomponents of the diet

Vitamin A's functions are that they let us humans see in the dark ( light sensitive pigment in the eye) The source is from fish liver oil and liver. The dificiency disease is night blindness

Vitamin C's functions are to connect tissues which helps cells stick to each other. The source of Vitamin C are citrus fruits like oranges. The dificiency disease is scurvy. Scurvy causes bleeding in gums

Vitamin D's functions are to absorm calcium from food. The sources are sunshine, fat, eggs and fish. The dificiency disease is Richets, which causes bending in bones

Minerals are calcium and iron. The function of calcium is to strengthen bones. A source for calcium is milk. If humans lack in calcium they get Richets (bending in bones)

Fibres are from plants, when you lack fibre it causes you to have constipation

Water creates solutions(chemistry of life), they are obtained by drinking water or are from food. If you lack water you get dehydrated

 

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