Term
| Distinguish between organic and inorganic compounds. |
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Definition
| All organic compounds contain carbon. |
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Term
| List three examples of monosaccharides. |
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Definition
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Term
| List three examples of disaccharides. |
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Definition
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Term
| List three examples of polysaccharides. |
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Definition
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Term
| What is the function of glucose, lactose and glycogen in animals? |
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Definition
Glucose: fuel for cell respiration
Lactose: solutes in milk
Glycogen: stores glucose in liver and muscles |
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Term
| What is the function of fructose, sucrose and cellulose in plants? |
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Definition
Fructose: sweetener in fruit
Sucrose: transported from leaves to other parts by vascular tissue
Cellulose: primary component of cell walls |
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Term
| Hydrolysis of a disaccharide to two monosaccharides. |
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Definition
| lactose + water -> glucose + galactose |
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Term
| Hydrolysis of a polysaccharide to many monosaccharides |
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Definition
| starch + (many) water -> (many) glucose |
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Term
| Hydrolysis of a tiglyceride lipid to glycerol and fatty acids |
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Definition
| triglyceride + 3 water -> glygerol + 3 fatty acids |
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Term
| Hydrolysis of a protein to amino acids |
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Definition
| protein + (many) water -> (many) amino acids |
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Term
| Hydrolysis v Condensation |
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Definition
Hydrolysis: smaller reactants and water yeild larger molecules; digestion
Condensation: re-form larger molecules; water molecule(s) and smaller molecule are produced |
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Term
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Definition
-energy storage
-thermal insulation
-phospholipids make up the double layer of all cell membranes |
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Term
| How do carbohydrates and lipids differ in terms of energy storage? |
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Definition
| Lipids store twice as much energy. |
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