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Published byMerryl Bates Modified over 8 years ago
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Chemicals for Life
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Carbohydrates Sugars and starch C,H,O Energy source
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Proteins Made of amino acids linked together by peptide bonds C, H, O, N, sometimes S Very important! They have several functions including movement and structure Enzymes are a very important type of proteins. They speed up chemical reactions of a cell to biologically useful rates.
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Lipids Fats, oils, waxes, steroids C, H, O, sometimes P Used for energy storage and insulation Important component of cell membranes
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Nucleic Acids Contain hereditary info C, H, O, N, P Made of nucleotides (sugar, nitrogen base, and phosphate group) RNA, DNA Important for building proteins Can be used to store info
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