Which of the following statements is NOT TRUE about tyrosine? O It is an essential amino acid. O It contains a hydroxyl group. O It contains three ionizable groups. O It has an aromatic group.
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- Which of the following pairs of molecules form the pyrimidine ring?a. Glutamate and carbamoyl phosphateb. Aspartate and glutaminec. Aspartate and carbamoyl phosphated. Glycine and carbamoyl phosphatewhich of the following amino acids is considered an essential amino acid? a) serine b) alanine c) valine d) tyrosineWhich of the following compounds is derived from arachidonic acid with the help of the enzyme lipooxygenases? Leukotrienes Thromboxanes Prostaglandins Saturated fatty acids
- Which one of the following is an example of essential amino acid? Leucine Aspartic acid Arginine AlanineWhich functional group is not contained in prostaglandin E1?* ketone secondary alcohol tertiary alcohol carboxylic acid alkeneWhich of the following amino acids undergoes phosphorylation? Histidine Glutamic Acid (Glutamate) Serine Isoleucine
- Which of following is purely Ketogenic amino acid? a. Tyrosine b. Leucine c. Phenylalanine d. TryptophanTriglycerides are comprised of glycerol plus ____ fatty acids, and are ____ compared to fatty acids. 3; more polar 3; less polar 2; less polar 2; more polarWhich of the following can be used to make glucose in humans? Select one: a. Leucine b. Fatty acids c. Lysine d. Glycine
- Which of the following bonds (labeled by arrows A-H) will be cleaved by trypsin? Group of answer choices G D E A H F B CWhat type of intermolecular forces exists between the side chains of each of the following pairs of amino acids? serine and threonine isoleucine and valine arginine and aspartic acid cysteine and cysteineWhich amino acid fits this description: the body uses this amino acid for mineral absorption c metabolism, and detoxification? A) methionine B) tryptophan C) Lysine D) Threonine