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Human Physiology

Physiology weeks 1-6

TermDefinition
Macromolecules are large molecules composed of thousands of covalently connected atoms (carbohydrates , lipids, proteins, nucelic acids)
Enzymes macromolecules that speed up the dehydration process , speed up reactions
carbohydrates sugars , polymers of sugars
saturated fatty acids have the maximum number of hydrogen atoms possible and no double bonds
Phospholipid bilayer plasma membrane layers composed of phospholipid molecules arranged with polar heads facing outside and nonpolar tails facing the inside
Protein functions: structural support storage transport cellular communication movement defense
Structural proteins support (keratin , collagen , elastin )
Amino acids organic compounds with carboxyl and amino groups, with a differing "R group"
Peptide bond covalent bond that connects amino acids
Primary structure sequence of amino acids, determined by inherited genetic information
Secondary structure either an alpha helix or beta pleated sheet
Tertiary structure determined by interactions between R groups -disulfide bridges may reinforce protein structure
Created by: jurivera
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