Download Biochem Lipids2010

Lipids
3 varieties of lipids are
•fats
•Oils
•Waxes
The polymer name is for lipids is lipids.
Elements
• Carbon
• Hydrogen
• Oxygen
• Look familiar?
fatty acids
Monomers
•
That’s a
lot of
energy
stored
as carbon
hydrogen
& oxygen!
Types of lipids
• Waxes(coating on leaves, honey combs)
• Fats(solid at Room Temp-butter)
• Oils(liquid at Room Temp – peanut oil)
Waxes in plants
• Used for coating
on leaves to
decrease water loss
Plant oils
• Stored for future
energy in nuts,
seeds for growth
• We use in cooking
• We use for fossil
fuel alternatives
Lipids are stored in animals
in the form of fat
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Used for energy
Warmth(insulate)
Cushions
Cell membranes
Insulates nerves
Absorbs vitamins
hormones
Foods high in lipids
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Butter, meat
Olive oil, corn oil
Veggies
Nuts
Your body cannot
make all of the fatty
acids it needs so you
need to EAT
them(found in plant
oils)
Lipids can be tested for using a brown
paper bag.
In saturated fat each C atom is joined
to another C atom.
• Found in red
meats, butter, ice
cream, cheese
• Leads to clogged
arteries
Unsaturated fats
not all carbon bond sites filled
• Found in plant
products
• Good kind of
lipids
You can influence the condition
of your blood vessels with a
healthy diet and exercise.
The choice is yours
IMPROVE
vs.
IGNORE