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Lipids
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Macromolecules that are nonpolar and organic. Do not dissolve in water.
Lipids
These molecules have large numver of carbon-hydrogen bonds that store large amounts of energy.
Lipids
unbranched carbon chain that make up lipids
fatty acids
COOH, attached at one end of a fatty acid
Carboxyl group
water loving
hydrophilic
attached at the other end of a fatty acid
hydrocarbon
hydrocarbons are
nonpolar
water fearing
hydrophobic
hydrocarbon chain that has each carbon atom bonded to 4 atoms
saturated fatty acids
hydrocarbon chain that has each carbon aton bonded to less than 4 atoms
unsaturated fatty acids
composed of three fatty acids joined to an alcohol molecule called glycerol by a condensation reaction
triglyceride
animal fats, high melting points
saturated triglyceride
plant oils, low melting points
unsaturated triglycerides
composed of two fatty acids joined to a molecule of glycerol by condensation reaction
phospholipid
composed of two layers of phospholipids (phospholipid bilayer)
cell membranes
Cell membrane won't
dissolve in water
Cell membrane holds
the content of a cell together
composed of a long fatty acid chain joined to a long alcohol chain by a condensation reaction
wax
____ are water proof, enabling plants to survive by water retention
waxes
these are composed of 4 fused carbon rings with various functional groups attached to them
steroids
testosterone and estrogen
hormones
used in nerve and cell function
cholestrol
Author
Anonymous
ID
16889
Card Set
Lipids
Description
Lipids notes
Updated
2010-04-30T03:20:52Z
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