Chemicals of Life - ATOMS combine through Classes of...

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combine through CHEMICAL BONDS ATOMS such as IONIC and COVALENT forming COMPOUNDS without CARBON are INORGANIC with CARBON are ORGANIC such as: carbohydrates lipids proteins nucleic acids Classes of macromolecules:
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found in cell walls of plants, external skeletons of insects provide quick energy. contain the elements C, H and O; they dissolve in water and are thus polar.
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include simple single sugars called monosaccharides , like glucose; disaccharides like fructose and long chains of many sub-units (monomers) that are called polysaccharides .
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made of the elements C, H and O : they do not readily dissolve in water and are thus non-polar. found as fats, waxes and oils
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make up most of cell membranes , provide long-term energy storage and are useful ‘chemical messengers’ (hormones) such as cholesterol and testosterone.
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fatty acids , which in turn are often bonded in groups of three to a glycerol molecule to form a triglyceride . glycerol
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This note was uploaded on 10/28/2010 for the course BIOLOGY BIO-1B taught by Professor Dehaan during the Spring '10 term at Berkeley College.

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Chemicals of Life - ATOMS combine through Classes of...

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