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Next Page Question 23 (1 point) ✓ Saved When two amino...
HW Question: Draw the amino acids, lysine and valine joined by a peptide bond. Next, place...
HW Question: Draw the amino acids, lysine and valine joined by a peptide bond. Next, place a square around the peptide bond within the dipeptide molecule. Finally circle all the atoms which could interact with a water molecule.
need help w question Question 21 (1 point) Saved What is the charge on the solid phase of an anion exchange chromat...
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Question 21 (1 point) Saved What is the charge on the solid phase of an anion exchange chromatography column? Depends on the salt used for elution O Negative Not enough information given O Positive Next Page Pago 21 min
1. How many different erent groups comprise the common amino acids (ie those incorporated into most...
1. How many different erent groups comprise the common amino acids (ie those incorporated into most groups comprise the com proteins)? A 2 B 10 C. 20 D 25 2. When two separate cysteine A. a sulfu r ate cysteine SH groups form a bridge with each other, SS, the bridge is called SH B. a disulfide link. C. a disulfur bridge. D. a sulfate link The pH at which a witterion has exactly a zero charge is called the...
Question 17 (1 point) ✓ Saved H2N-CH--2-0 CH3 How would this amino acid be classified? polar...
Question 17 (1 point) ✓ Saved H2N-CH--2-0 CH3 How would this amino acid be classified? polar acidic basic nonpolar Next Page Previous Page Question 15 (1 point) npt 1 Brows 0-CH3 Classify this molecule: CH3-C-CH2 ---CHz 0-CH3 amino acid none are correct fatty acid TG (triglyceride/triacylglycerol) carbohydrate 44 000 & 000 F4 Question 11 (1 point) Which IM force/attraction does this image depict? hydrogen bonding Dispersion forces disulfide linkages Dipole-dipole attractions Classify this molecule: Javcu O НО fatty acid 44...
Question 1 (0.5 points) Saved Proteins are formed by joining together. carboxylic acids fatty acids amino...
Question 1 (0.5 points) Saved Proteins are formed by joining together. carboxylic acids fatty acids amino acids none of the above Question 2 (0.5 points) Which two functional groups does an amino acid contain? amine and carboxylic acid carboxylic acid and amide amide and heterocyclic ring heterocyclic ring and amine Question 3 (0.5 points) Do amino acids commonly exist in nature as neutral molecules with all uncharged atoms? Yes No Question 1 (0.5 points) What is a protein? A polymer...
Question 38 (1 point) Saved As a general rule, certain amino acid sequences: Can only be determined by Edman degrad...
Question 38 (1 point) Saved As a general rule, certain amino acid sequences: Can only be determined by Edman degradation O Can be associated with certain functions Never occur Can never be determined Next Page Page 38 of 40
Question 5 (1 point) Saved What arrow correctly identifies a peptide bond? LED H2N -CH-CJN-CH-C-R-CHCN-CH-8 CH-OH...
Question 5 (1 point) Saved What arrow correctly identifies a peptide bond? LED H2N -CH-CJN-CH-C-R-CHCN-CH-8 CH-OH - CH₂ CH3 Question 4 (1 point) Identify all the amino acids that can be produced using the three letter designation (Use your textbook). HN-CH-C-N-CH-C-N-CH-C-N-CH-C CH-OH CH, 0 0 Al...Gly...-Cys...-Ser Gly.-.-Ala----Glu ---Met Glu----Ala----Thr----Cys Ala-Gly-Thr-Tyr 0 0 Question 3 (1 point) Use the three letter designation for the amino acids to write the tetrapeptide order: HN-CH-C-N-CH-C-N-CH-C-N-CH-C 525-5 Ala...Gly...Cys-..-Ser Gly....Ala---- Glu---- Met Glu---- Ala...-Thr-Cys OCys...-Ala----Gly-Ser Question...
need help Question 25 (1 point) Al physiological pH, all of the standard amino acids: Will...
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Question 25 (1 point) Al physiological pH, all of the standard amino acids: Will be good buffers O will only exist as L-enantiomers Will be at their p! Will contain at least one positive and at least one one negative charge
Previous Page Next Page Page 11 of 34 Question 11 (3 points) Saved Which of the...
Previous Page Next Page Page 11 of 34 Question 11 (3 points) Saved Which of the two potential energy curves corresponds to a substance with the lower melting point? PE O X, because the particles are further apart and therefore easier to separate and get moving. O X, because the potential well is wider giving the particles more room to move around. Y, because the potential well is not as deep, so it doesn't require as much energy to get...
Next Page Page 3 of 16 Question 5 (1 point) ✓ Saved The valves transport blood...
Next Page Page 3 of 16 Question 5 (1 point) ✓ Saved The valves transport blood out of the ventricles and into blood vessels. A) mitral B) semilunar C) bicuspid D) atrioventricular
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Question 21 (1 point) Saved What is the charge on the solid phase of an anion exchange chromatography column? Depends on the salt used for elution O Negative Not enough information given O Positive Next Page Pago 21 min
1. How many different erent groups comprise the common amino acids (ie those incorporated into most groups comprise the com proteins)? A 2 B 10 C. 20 D 25 2. When two separate cysteine A. a sulfu r ate cysteine SH groups form a bridge with each other, SS, the bridge is called SH B. a disulfide link. C. a disulfur bridge. D. a sulfate link The pH at which a witterion has exactly a zero charge is called the...
Question 17 (1 point) ✓ Saved H2N-CH--2-0 CH3 How would this amino acid be classified? polar acidic basic nonpolar Next Page Previous Page Question 15 (1 point) npt 1 Brows 0-CH3 Classify this molecule: CH3-C-CH2 ---CHz 0-CH3 amino acid none are correct fatty acid TG (triglyceride/triacylglycerol) carbohydrate 44 000 & 000 F4 Question 11 (1 point) Which IM force/attraction does this image depict? hydrogen bonding Dispersion forces disulfide linkages Dipole-dipole attractions Classify this molecule: Javcu O НО fatty acid 44...
Question 1 (0.5 points) Saved Proteins are formed by joining together. carboxylic acids fatty acids amino acids none of the above Question 2 (0.5 points) Which two functional groups does an amino acid contain? amine and carboxylic acid carboxylic acid and amide amide and heterocyclic ring heterocyclic ring and amine Question 3 (0.5 points) Do amino acids commonly exist in nature as neutral molecules with all uncharged atoms? Yes No Question 1 (0.5 points) What is a protein? A polymer...
Question 38 (1 point) Saved As a general rule, certain amino acid sequences: Can only be determined by Edman degradation O Can be associated with certain functions Never occur Can never be determined Next Page Page 38 of 40
Question 5 (1 point) Saved What arrow correctly identifies a peptide bond? LED H2N -CH-CJN-CH-C-R-CHCN-CH-8 CH-OH - CH₂ CH3 Question 4 (1 point) Identify all the amino acids that can be produced using the three letter designation (Use your textbook). HN-CH-C-N-CH-C-N-CH-C-N-CH-C CH-OH CH, 0 0 Al...Gly...-Cys...-Ser Gly.-.-Ala----Glu ---Met Glu----Ala----Thr----Cys Ala-Gly-Thr-Tyr 0 0 Question 3 (1 point) Use the three letter designation for the amino acids to write the tetrapeptide order: HN-CH-C-N-CH-C-N-CH-C-N-CH-C 525-5 Ala...Gly...Cys-..-Ser Gly....Ala---- Glu---- Met Glu---- Ala...-Thr-Cys OCys...-Ala----Gly-Ser Question...
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Question 25 (1 point) Al physiological pH, all of the standard amino acids: Will be good buffers O will only exist as L-enantiomers Will be at their p! Will contain at least one positive and at least one one negative charge
Previous Page Next Page Page 11 of 34 Question 11 (3 points) Saved Which of the two potential energy curves corresponds to a substance with the lower melting point? PE O X, because the particles are further apart and therefore easier to separate and get moving. O X, because the potential well is wider giving the particles more room to move around. Y, because the potential well is not as deep, so it doesn't require as much energy to get...
Next Page Page 3 of 16 Question 5 (1 point) ✓ Saved The valves transport blood out of the ventricles and into blood vessels. A) mitral B) semilunar C) bicuspid D) atrioventricular
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