Lecture 4-1201

Lecture 4-1201 - Lecture4 15:10...

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Lecture 4 15:10 Advantages of lipids over carbohydrates  Twice as much energy from fat Stored without water 1g of glycogen is stored with 2 to 5g of water Disadvantage- not as rapidly mobilized as carbohydrates Lipids metabolized in the mitochondria in the presence of O2 Ex-camel The hump of the camel is filled with water-false Camel Up to 20% of body mass is fat when food is plentiful Subcutaneous fat would cause thermoregulatory problems Bear Hibernation 100 days without eating Human Normal weight-40 day reserve of energy Moderately obese-up to a year Nucleic Acids Nitrogenous heterocyclic bases Pentose sugar Phosphoric acid
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Examples o Coenzymes (NAD, NADP, FAD) o Genetic material (DNA and RNA) o ATP 5.27 Proteins Excellent example of a polymer Made of amino acids o 20 naturally occurring amino acids are L-isomers o proteins vary in the number and sequence of the different kinds of amino 
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Lecture 4-1201 - Lecture4 15:10...

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