lipids have _____kcal/g
true or false,lipids are water insoluble
type of bond between glycerol and fatty acid
saturated fatty acids
none carbon to carbon double bonds-found in lard,butter,coconut and palm oil
one carbon-carbon double bond-found in olive oil,olives, peanuts,peanut oil,canola oil,almonds,pecans,avocados
more than one carbon-carbon double bond-found in sunflower,corn,cottonseed,soybean oil, linoleic and linolenic acids
linoleic and linolenic
essential fatty acids
omega 6 FA
omega 3 FA
polyunsaturated veggie oils
where is linoleic acid found?
what acid becomes essential when linoleic is absent from diet?
how many carbons to double bonds in arachidonic acid
how many carbons to double bonds in linolenic acid?
how many carbons to double bonds in linoleic acid?
how many carbons to double bonds in EPA
3 fatty acids and glycerol
2 fatty acids and glycerol,found in all cell membranes
cholesterol belonds to a group called this
what does cholesterol require?
this converts cholesterol into bile
fat and bile
MASH(mevalonate,acetyl CoA,squalene,HMG CoA
precursors for cholesterol
HMG CoA Reductase
what is an allosteric enzyme?
where are chylomicrons found?
transports dietary lipids to body-transports most triglycerides
transports endogenous lipids from liver to body-doesnt transport many proteins
transportes cholestrol from liver to body
removes excess free choleterol from blood-has LCAT
breakdown of triglycerides
what enzyme breaks down triglycerides?
where does beta oxidation occur?
cuts fatty acid chain two carbons at time to make acetyl CoA
what does beta oxidation require that drives fatty acid chain into mitochondria?
what does beta oxidation produce?
how many carbon molecule does beta oxidation leave?
forms ketone bodies during fasting-can increase in diabetes and pregnancy
what are the ketone bodies?
what is the primary substrate of lipogenesis
where does lipogenesis take place?
the most important intermediate during lipogenesis
what stimulate lipogenesis
what inhibits lipogenesis
where does digestion of fats take place?
transfers a phosphate
kreb's cycle location
ketogenic amino acid