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18 Cards in this Set
- Front
- Back
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fatty acids are separated from the glycerol backbone by...... |
Hormone-sensitive lipase aka HSL aka Lipase |
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fats produce how many kcal? |
9 kcal/g |
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carbs and proteins produce how many kcal/g? |
5 kcal/g |
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polyunsaturated lipids have what type of bonds that are how many carbons apart? |
multiple double bonds that are always 3 carbons apart |
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unsaturated FAs have at least ____ double bonds |
one double bond |
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Saturated FAs have ____ double bonds |
NO double bonds |
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What is the importance of HMG CoA reductase? |
catalyzes the rate-limiting step in cholesterol synthesis |
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what is the jingle for cholesterol synthesis? |
"A happy man is singing carols"
Acetyl CoA ---> HMG CoA ---> Mevalonate ---> Isoprene ---> Squalene ---> Cholesterol |
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Cholesterol is used to make what important hormone? |
progesterone (makes up all steroid hormones |
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What is the parent compoundof steroid hormones? |
pergnenolone
(if not availible, 2nd choice would be progesterone) |
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what are the 3 regulatory enzymes of glycolysis? |
hexokinase, phosphofructokinase, pyruvate kinase |
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is phosphoglycerate kinase a regulatory enzyme? |
No |
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is hexokinase a regulatory enzyme? |
yes
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is pyruvate kinase a regulatory enzyme? |
yes
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is phosphofructokinase a regulatory enzyme? |
yes |
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pyruvate is converted to ______ by the enzyme _____ in the muscle and the carried by the blood to the ______. |
lactate lactate dehygrogenase liver |
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lactate is converted to _______ by the enzyme _______ in the liver which then enters glyconeogenesis to make glucose |
pyruvate lactate dehydrogenase |
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which enzyme cleaves a carbon-carbon bond? |
aldolase (the only one we are concerned about) |
