For a compound to be classified as a lipid, it must a. Contain a glycerol unit b

Question

For a compound to be classified as a lipid, it must a. Contain a glycerol unit b. Contain C, H, O, and N c. Be soluble in non-polar solvents d. Be soluble in water e. Have a four ring nucleus The polar heads of phospholipids are a. Hydrophobic. b. Not charged. c. Hydrophilic. d. sulfuric acid e. not related to function. Ordinary animal fats react with a strong base (e.g. NaOH) to from a. Glycerol and a fatty acid b. Glycerol and soap (carboxylate ions) c. A salt of glycerol and fatty acids d. All of the above e. Chickens A fatty acid with 18 carbon atoms and 3 carbon-carbon double bonds is most a. A fat found typically in our beef supply. b. Found in coconut oil c. saturated d. A heart healthy fat. e. All of the above. What lipid is affected by aspirin (ASA)? a. Prostaglandins b. Triglycerides c. Steroids d. Glycogen e. Glycagon What is true about Vitamin D? a. As we get older, we make more acid so we can absorb more vitamin D. b. As we get older, we do not make as much vitamin D upon exposure to UVB light. c. Coenzyme Q10 helps us make vitamin D. d. Both B & C. e. None of the above

Explanation / Answer

27) c. soluble in inorganic solvents

28) c. Hydrophilic

29) b. Glycerol and soap

30) d. a heart healthy fat

31) a. Prostaglandin

32) d. both B & C

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