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36 Cards in this Set
- Front
- Back
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What are lipids
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Fats
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Give examples of lipids
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oils, waxes, steroids, and cholesterol
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What are lipids made of
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A hydrocarbon chain
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When a hydrocarbon monomer links together what does it form
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a hydrocarbon atom
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are hydrocarbon chains polar or nonpolar
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nonpolar
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are nonpolar molecules hydrophobic or hydrophillic?
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hydrophobic
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what are the three most common forms of lipids in the human body
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triglycerides, phospholipids, and cholestrol
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What are triglycerides made of
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three fatty acids bonded to a glycerol
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what connects fatty acids to the glycerol
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a carboxyl group
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what are fatty acids
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a hydrocarbon chain
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what are the two types of fatty acids and name two differences between them
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unsaturated- bent, double bonds
saturated- unbent, no double bonds |
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what is glycerol
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a three carbon alcohol
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unsaturated fatty acids are found mostly in
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plants
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saturated fatty acids are found most in
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humans
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what does the human body store fat as
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triglycerides
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when a hydrocarbon chain is bent it is called
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an unsaturated fatty acid
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phospolipids are composed of
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a phosphate group, glycerol, and 2 fatty acids
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what does the common form of a phospholipids look like
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a circle with two tails
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where are phospholipids polar
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the phosphate group side
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where are phospholipids nonpolar
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the fatty acid side
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what are two rows of phospholipids called
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a lipid bilayer
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what makes up the membranes of cells
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a lipid bilayer
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what's the difference between organic and inorganic compounds
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organic compound- composed mostly of carbon
inorganic compound- contains no carbon |
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what are organic compounds built and broken down through
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built- condensation
broken- hydrolysis |
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what is the role of ATP
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to supply energy for cellular processes
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carbohydrates are composed of
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long carbon chains
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what are the four major classes. of inorganic compounds
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carbs, proteins, nucleic acids, and lipids
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monosaccarides
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simple sugars
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disaccarides
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double sugars
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polysaccharides
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complex sugars
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what are saturated and unsaturated triglycerides made of
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saturated-saturated fatty acids
unsaturated -unsaturated fatty acids |
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name two kinds of nucleic acids
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DNA-contains information that determines the characteristics of an organism
RNA- stores and uses DNA for protein synthesis |
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what are nucleotides made of
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a phosphate group, a five- carbon sugar, and a ring- shaped nitrogenous base
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element not found in carbohydrates
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nitrogen
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proteins form from the linking of what compound
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amino acids
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is nucleic acid a lipid
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no
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