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1. Regarding amino acid X, it must be
true that: A) Group 1 is negatively charged. B) Group 2 is the R group. C) the
overall structure could resemble that of lysine. D) at physiological pH, X is
unlikely to have a net charge.
2. Where would residue X most likely
predominate? A) In the interior of mammalian hemoglobin B) In prokaryotic DNA
C) In the extracellular domain of a G proteincoupled receptor D) In the
transmembrane domain of a cell surface receptor
3. A biochemistry student has an aqueous
solution of the amino acid shown below. Upon performing a titration of this
1. Regarding amino acid X, it must be
true that: A) Group 1 is negatively charged. B) Group 2 is the R group. C) the
overall structure could resemble that of lysine. D) at physiological pH, X is
unlikely to have a net charge.
2. Where would residue X most likely
predominate? A) In the interior of mammalian hemoglobin B) In prokaryotic DNA
C) In the extracellular domain of a G proteincoupled receptor D) In the
transmembrane domain of a cell surface receptor
3. A biochemistry student has an aqueous
solution of the amino acid shown below. Upon performing a titration of this
solution with NaOH, how many equivalence points would be observed? A) 0 B) 1 C)
2 D) 3
