Chapter 5 - Macromolecule

Chapter 5 - Macromolecule - Amino acid Acidic = - charge...

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Macromolecul e Monomer Polymer Type of Linkage F u n ct io n al G r o u p s More Info Carbohydrates Simple sugar; monosaccharide Polysaccharide Glycosidic Hy d r o x y l Ca r b o n y l ( k e Starch –energy in plants; alpha; helical Glycogen – energy in animals; alpha; helical Cellulose – strengthen plant cell walls; beta; straight Chitin – strengthens animal exoskeleteons and fungi cell walls; beta;
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t o n e o r a l d e h y d e ) Lipids Fatty acid Fats glycerol + 3 fatty acids Phospholip ids – glycerol + 2 fatty acids + phosphate Steroids 4 fused rings Ester Fat s h y d r o x y l a n d c a r b o x y l Sat fats – no d bond in HC chain; straight; animal source; - Solid at room te mp bc m olecules are packed closely together Unsat fats – d bond in HC chain; kinky; plant source; - Liquid at room te m p bc kinks in chain don’t let it p ack closely Trans fats – unsat fat that’s solid at room te m p; artificial;
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Ph o s p h o li p i d s   –  h y d r o x y l,  p h o s p h a t e c a r b o n y l
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Proteins
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Unformatted text preview: Amino acid Acidic = - charge Basic = + charge polypeptides Peptide bond A m i n o g r o u p Ca r b o x y l Primary amino acid sequence Secondary folds and coils; H bonding in backbone-Alpha helix every 4 th aa is bound -Beta pleated sh e et a djacent chains bound Tertiary 3D structure; d et er mined by R groups; Quaternary combo of > 2 polypeptides; fibrous or globular Nucleic Acids Nucleotides Polynucleotides Phosphodiester M O N O M E R M A D E U P O F: Nit r Pyrimidines single ring-Cytosine, thymine, uracil Purines double ring-Adenine a nd guanine DNA and RNA differ b/c DNA loses an oxygen group Double helix = a nti-p arallel o g e n b a s e Pe n t o s e s u g a r Ph o s p h a t e...
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Chapter 5 - Macromolecule - Amino acid Acidic = - charge...

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