Hemoglobin's affinity for oxygen is sensitive to small changes in pH (the Bohr effect). Which of the following amino acid(s) is/are primarily responsible for this? O Lysine residues in the protein's central cavity. Histidine residues in the protein's central cavity. The distal lysine. The distal histidine. Valine residues in the protein's central cavity. O The distal valine.

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Hemoglobin's affinity for oxygen is sensitive to small changes in pH (the Bohr effect).
Which of the following amino acid(s) is/are primarily responsible for this?
Lysine residues in the protein's central cavity.
Histidine residues in the protein's central cavity.
The distal lysine.
The distal histidine.
Valine residues in the protein's central cavity.
The distal valine.
Transcribed Image Text:Hemoglobin's affinity for oxygen is sensitive to small changes in pH (the Bohr effect). Which of the following amino acid(s) is/are primarily responsible for this? Lysine residues in the protein's central cavity. Histidine residues in the protein's central cavity. The distal lysine. The distal histidine. Valine residues in the protein's central cavity. The distal valine.
RNA has a ribose sugar and DNA has a deoxyribose sugar. The 2'OH in the ribose sugar
changes which of the following properties of nucleic acid structure?
the preferred sugar pucker conformation
the glycosidic bond angle
the phosphate-phosphate distance in the helix
the width of the major groove in the helix
whether the helix is A-form or B-form
the dipole moment of the pyrimidine base
Transcribed Image Text:RNA has a ribose sugar and DNA has a deoxyribose sugar. The 2'OH in the ribose sugar changes which of the following properties of nucleic acid structure? the preferred sugar pucker conformation the glycosidic bond angle the phosphate-phosphate distance in the helix the width of the major groove in the helix whether the helix is A-form or B-form the dipole moment of the pyrimidine base
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