Minerals are non-organic substances which contain the element carbon. 答案下期公布～ 细节分析 Useful Words and Expressions: acute: 严重的 mineral: 矿物质 fatal: 致命的 thrive: 茁壮成长 calcium: 钙 appetite: 食欲 be vital for: 对……至关重要 take in: ...
Minerals andvitaminsare substances that are found in the food we eat. Minerals are inorganic substances and vitamins are organic substances. Our body needs minerals and vitamins to work properly and to stay healthy. Food contains small amounts of minerals. For example beef and other red meats co...
How are rocks different from minerals? Rocks are aggregates or combinations of one or more minerals. 14 Are minerals always hard substances? No, minerals vary in hardness; for example, talc is very soft, while diamond is the hardest known mineral. 10 What are minerals? Minerals are naturally...
Any of various fat-soluble or water-soluble organic substances that are essential in minute amounts for normal growth and activity of living organisms. They are synthesized by bacteria and plants and are obtained by animals chiefly in their diet. Minerals An organic derivative, such as coal or ...
Minerals are naturally occurring solid substances that have a defined chemical composition and an ordered internal structure. Unlike organic matter, which is composed of carbon-based compounds and often has a living origin, minerals are inorganic and do not result from the activity of living organisms...
Vitamins are organic substances necessary for life Why do I need them? essential to the normal functioning of our bodies, and except for a few exceptions, cannot be made by our bodies How do vitamins do it all??? Fat Soluble Vitamins Step 1 - eat food with fat soluble vitamins Step 2 ...
收藏人数: 1 评论次数: 0 文档热度: 文档分类: 论文--大学论文 文档标签: 复合维生素矿物质维生素amp 系统标签: vitamins矿物质minerals维生素复合vitamin Vitamins!!! Whatisavitamin? Vitaminsareorganic substancesnecessaryfor life WhydoIneedthem? essentialtothenormal functioningofourbodies, andexceptforafew excep...
While vitamins are organic substances, minerals are inorganic substances that your body cannot naturally produce. Therefore, both major and trace minerals must be consumed through a well-balanced diet, or supplements. Iron, calcium, magnesium, and zinc are four minerals that are essential for maintai...
Colin Barker - 1977 - 63 - www.sciencedirect.comFehlmann M, Le Cam A, Kitabgi P, Rey JF, Freychet P.doi:10.1016/0146-6380(77)90010-9ColinBarkerElsevier LtdOrganic Geochemistry
2.Any of various natural substances, as: a.An element, such as gold or silver. b.An organic derivative, such as coal or petroleum. c.A substance, such as stone, sand, salt, or coal, that is extracted or obtained from the ground or water and used in economic activities. ...