#Question id: 23347
#Aptitude
#Question id: 10274
#6. System Physiology – Plant
In plastids, a partial glycolysis occurs that produces metabolites for plastidial biosynthetic reactions, which of the following is not synthesized in the plastid?
#Question id: 9567
#10. Ecological Principles
#Question id: 5015
#11. Evolution and Behavior
During which of the following largest mass extinction recorded in the history of life on Earth.
#Question id: 11090
#7. System Physiology – Animal
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.)