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identify the common name of 3-axobutanoic acid.
A) glyoxylic acid
B) pyruvic acid
C) acetoacetic acid
D) formylacetic acid
Which of the following is a-, B- and y-hydroxy acid at the same time?
A) malic acid
B) citric acid
C) isocitric acid
D) lactic acid
What is the common name for the class of compounds like RRC-N-NHâ‚‚?
A) imine
B) oxime
C) hydrazone
D) hemiacetal
Which of the following disaccharides is a non-reducing sugar?
A) lactose
B) sucrose
C) cellobiose
D) maltose
Which of the following fatty acids is unsaturated?
A) palmitic acid
B) arachidonic acid
C) stearic acid
D) myristic
Which of the following is most likely to be produced by an electrophilic aromatic substitution reaction of pyrrole with acetyl chloride?
A) 2-acetyl-pyrrole
B) 3-acetyl-pyrrole
C) 2-chloro-pyrrole
D) 3-ethyl-pyrrole
Which of the following is a-, B- and y-hydroxy acid at the same time?
A) malic acid
B) citric acid
C) isocitric acid
D) lactic acid
A (cell) membrane phospho-glycero-lipid may contain glycerol residue and...
A) Residues of sn-1: phosphoric acid, sn-2: fatty acid, sn-3: fatty acid
B) Residues of sn-1: fatty acid, sn-2: fatty acid, sn-3: phosphoric acid and amino alcohol
C) Residues of sn-1: hydroxyl, sn-2: fatty acid, sn-3: saccharide
D) Residues of sn-1: fatty acid, sn-2: phosphoric acid, sn 3: saccharide
Which of the following is the strongest acid?
A) butanoic acid
B) 2-methyl-propanoic acid
C) 2-fluoro-butanoic acid
D) 4-chloro-butanoic acid
An amino acid that is also an amide is...
A) lysine
B) arginine
C) asparagine
D) proline
