Which of the following materials represents the appropriate calibrator used to calibrate the pCO2 electrode?
A. A gas cylinder containing impure carbon dioxide
B. A gas cylinder containing a known amount of carbon dioxide
C. A buffer solution containing a known amount of carbon dioxide and hydrogen ions
D. A gas cylinder containing an estimated amount of carbon dioxide and oxygen
B
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The strength and type of charge on a hemoglobin molecule enables the separation of hemoglobin variants by electrophoresis. What other significant factor controls this separation?
a. Solubility of the molecule b. pH of the medium c. Heat precipitation d. Elevation of hemoglobin concentration
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