An aviator is flying at 30,000 ft where the barometric pressure is 226 mm Hg. He is breathing 100% oxygen, his alveolar PCO2 is 40 mm Hg, and his alveolar water vapor pressure is 47 mm Hg. What is the alveolar PO2 of the aviator (in mm Hg)? (Assume that the respiratory quotient is equal to 1.)

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#Question id: 20541

#SCPH01 Biochemistry

Why do bacteria oxidize BTEXs and other organic pollutants?

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#Question id: 793

#SCPH05 I Biotechnology

What is the average size (in bp) of a mature t-RNA?

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#Question id: 2266

#I Life Science/ Life Sciences Group – I-V

In bacteria, some of the functions of eukaryotic cells are performed

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#Question id: 4376

#SCPH28 | Zoology

Which of the following is the correct order of binding of general transcription factors to initiate transcription at RNA polymerase II promoters?

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#Question id: 11105

#I Life Science/ Life Sciences Group – I-V

Which one of the following is NOT a function of the paranasal sinuses: