Check all that applies to the structure of fatty acid. * С —с — с —С — С — с —С С- с —с — н нн H H H H - - - - - | || | I ннн нн H cis-fatty acid trans-fatty acid unsaturated omega-6 omega-3 saturated H-C-I
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Q: What two chemical groups are involved in the formation of a peptide bond?
A: The bond that holds together the two amino acids is a peptide bond.
Q: а. b. С. H CH,OH H. N-C-C H H3C 0=P-0 CH2 H. BH H он 0- CH2 HO. он H OH OH
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A: Introduction: The correct choice is molecule C
Q: Describe the four functional groups of carbon 2 based on a typical saturated fatty acid.
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Q: CH;OH CH2OH O, H H H. Он H OH OH OH ÓH
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Q: A carboxyl group is symbolizeda. —OH.b. —NH2.c. —CH3.d. —CH2OH.e. —COOH.
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Q: H,c -OH Select the chiral centers in fructose. С-6 13 Но—с—Н С-3 14 H-C HO- С-2 С-5 Н—с—ОН 16 H2Č-OH…
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Q: Which of the following is achiral amino acid cooe co0e H,N-C-H CH3 H,N-C-H CH, OH CH3 HO HN- NH2 NH2…
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A:
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Q: Which of the following structures is a 20:2 ^A4,9 fatty acid? CH3CH2CH = CH(CH2)3CH = CH(CH2)10COOH…
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Q: Describe five major types of lipids
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Q: Which of the following best describes the glycosidic bond in the disaccharide shown? CH,OH CHOH CH…
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- In the following list, identify the carbohydrate, the fatty acid, the amino acid, and the polypeptide: a. NH2CHRCOOH b. C6H12O6 c. (methionine)20 d. CH3(CH2)16COOHUnlike saturated fatty acids, the tails of unsaturated fatty acids incorporate one or more _______. a. phosphate groups b. glycerols c. double bonds d. single bondsSaturated fatty acids are so named because they are saturated with (a) hydrogen (b) water (c) hydroxyl groups (d) glycerol (e) double bonds
- Which of the following are saponifiable lipids? (Recall that ester bonds are broken by base hydrolysis.)(a) Progesterone (b) Glyceryl trioleate(c) A sphingomyelin (d) Prostaglandin E1(e) A cerebroside (f) A lecithinProvide an explanation for the fact that most fatty acids are16 or 18 carbons long.arrange the following lipids in order of decreasing polarity: cholesterol, triglyceride, estradiol, fatty acid, phosphatidyl choline
- Senna mainly contains : Select one: a. N-glycosides b. O-glycosides c. S-glycosides d. C-glycosidesRank the fatty acids in each group in order of increasing melting point. A<C<B B<C<A B>C>A A>C>BFill out the related information for all three amino acids in the chart. On a separate piece of paper provide calculations for all pl values; one a-amino group; one a-carboxyl group and all the ionizable R-groups. pKa table provided. pH = pKa + log (cb/ca)