(Solved): 52. The IUPAC name for the compound shown is CHCH NHCH, N-methylpropionamide b. N-methylpropa ...

52. The IUPAC name for the compound shown is CH?CH NH?CH, N-methylpropionamide b. N-methylpropanamide 2-butanamide 1-methylpropanamide d. 53. Which of the listed compounds could used to produce the following upon reaction with N-methylmethanamine? ??-???????, a. CH-CH ???????????? C. d. More than one answer is correct. CH-CH2-OH 55. What are the products of the following hydrolysis? CH?CH CHANH CH 24,04 H?I a. ? ????????????????? ? ?????????,????? ????????????? ? ?????????????? C 56. What characteristic of carbohydrates is not commonly found in the previously studied classes of compounds? a. Carbohydrates are unique in that they do not contain any nitrogen. b. Carbohydrates often contain a functional group on each carbon. C. The carbohydrate class is the only class composed solely of cyclic compounds. d. There is more than one correct response. 60. Which of the following compounds is the enantiomer of the structure shown? ??? a. CHO b. ??? d. HOH ??? HOH HO HO-H HOH HO HO-H HO-H HOH CH?OH CH?OH CH?OH CH?OH CH?OH 73. Consider the figure below. To produce a cerebroside, which of the species listed might be placed in the box? CH?CH?CHECH-OH-OH p CHICHSTON b. -????????????? CH?OH OH CHICHICH.CH OH HOH 74. Fatty acids present as components in cell membrane are often a. Saturated b. Unsaturated c. Shor chained d. Branched 75. Which of the following is the best representation of glutamate in an aqueous solution at pH = 1? H?N-CH-COO CH? H?N-CH-COO H?N-CH-COOH CH? H?N-CH-COO C. d. CH? CH? CH? COOH CH? COOH CH? CH? COOH COO 77. How many peptide bonds are in the following structural formula? migiling 8-NI-CHT- & -NI-CHT-COO CH? coo CH? CH? b. d. 5 82. Consider the tertiary structure of a protein containing two peptides with the segments shown below. Which interaction would be the strongest between the side chains? a. b. Hydrogen bonding between tyrosine and tyrosine, lysine, or aspartic acid Hydrophobic interaction between tyrosine and tyrosine or histidine Salt bridge between lysine and aspartic acid C. d. Disulfide bridge between lysine and aspartic acid 83. Which of the following biological compounds is only soluble in nonpolar solvents? Carbohydrates b. Vitamins C. Proteins d. Lipids 84. Which of the following is the best representation of the zwitterion for glycine in a neutral aqueous solution? a. H?N-CH-COO H?N-CH-000 MCH-COOM H-CH-000 88. The number of substrate molecules acted upon per minute by one molecule of enzyme is referred to as the a. optimum number. b. optimum rate. c. international unit. d. turnover number. 89. When enzyme activity is graphed versus the following, which graph is a straight line? a. substrate concentration b. enzyme concentration c. pH d. temperature O=0