Bio1_ch4-5post

Bio1_ch4-5post - Chapter 4-5 The Chemistry of Biology !...

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Chapter 4-5 – The Chemistry of Biology 0"(#%+%1*(21*- What are the main types of molecules living things are made of? 3* "#* 4)". 4* *".5 Water Salts Carbohydrates (sugars/starches) Lipids (Fats) Proteins Nucleic Acids (DNA, RNA) Inorganic Molecules Organic (Carbon-Based) Molecules Octane in gasoline Dietary fat in food Carbon: the party animal of the atomic world! 9 ! 27 .% <%2# (%="1*&. $%&8- 9 9 !6> +%1*(21* 9 9 !"#$ )/8#%("#$%& ()",&- .)". 7#%=,8* *&*#?/ <%# %2# $%8,*- Carbon Chains vary in length and shape 3#4 51’6.7 8.7#’1 9:;2.1’1 @:;2.1’1 3%4 ;$#’+7>’6 ;2.#’1 ;1’E1’1
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Biological Macro Molecules Carbohydrates Lipids Proteins Nucleic Acids Monomers - Building Blocks Polymers Dissolve in Water? Functions? Monosaccharides (Glucose, Fructose) Fatty Acids, Glycerol Amino Acids Nucleotides DNA/RNA Information Storage, Blueprint for Proteins Yes! Polypeptides Structure, Storage, Movement, Transport, Do Work (Enzymes) Some Yes, Some No Triglycerides Long Term Energy Storage No! Polysaccharides (Starch, etc.) Energy, Plant Structure Yes! Dehydration reaction Short polymer Longer polymer Monomer Hydrolysis Building a polymer chain Breaking a polymer chain How to join building blocks together? 6 1,&B +%&%+*#- ! 7%1/+*#- 6 $#*"B 7%1/+*#- ! +%&%+*#- Carbohydrates Carbohydrates: Monosaccharides 6 -,+71* -2?"#- C"-.* -4**. Glucose Fructose Honey = Glucose & Fructose monosaccharides mixed together
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Glucose: Linear & Ring Forms 3%4 F%%$1G>#.1* $>’6 ,.$2+.2$1 9 @ H I J K K J I H @ 9 9 @ H I J K 9 @ H I J K Glucose Glucose Maltose <>,#++7#$>*1 Carbohydrates: Disaccharides Making Maltose & Sucrose
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This note was uploaded on 02/09/2012 for the course BIOLOGY E2A taught by Professor Anderson during the Spring '11 term at Harvard.

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Bio1_ch4-5post - Chapter 4-5 The Chemistry of Biology !...

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