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(1)Distinguish between vitamins and minerals; compare vitamin molecules (as a group) with minerals (as a group) and their sources for humans.

(2)The small intestine is the major site of digestion and absorption of nutrients. Where do the enzymes used in this process come from, and why are they available on demand?

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Vitamins and minerals are examined.

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Please, see the answers to your questions below. There is also a word document that contains the same text. Please, let me know whether you are satisfied with the answers provided or you will need more detailed explanations.

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(1) Question: Distinguish between vitamins and minerals; compare vitamin molecules (as a group) with minerals (as a group) and their sources for humans

Answer:
The main difference between vitamins and minerals is that minerals are inorganic compounds, while vitamins are organic compounds. Examples for minerals include: Fluoride, Iron, Calcium, Magnesium, Zink, Potassium, Chlorine, and Iodine. Examples for vitamins: Vitamin A, B, C, D, E, K, B12 and many others. Only some minerals are required for the proper functioning of a human body, whereas all vitamins are essential for the proper functioning of a human body. Minerals can be obtained from water, plants and animals. Some vitamins like ...

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