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- Which of the following experimental approaches is likely must complete picture of a particular cell's metabolism? a. NMR spectroscopey b. Metabolic inhibitors c. Mass spectroscopy d. Isotopic tracersAn organism that can synthesize all its required organic componentsfrom CO2 using energy from the sun is aa. photoautotroph b. photoheterotroph c. chemoautotroph d. chemoheterotrophMost oxidation reactions in microbial bioenergetics involve thea. removal of electrons b. addition of electrons c. addition of oxygen d. removal of oxygen
- These enzymes require a temperature of 15 degree Celsius or lower needed for growth / optimal activity.* A.Thermophiles B. Cryophiles C. Halophiles D. Piezophilesorganism which take carbondioxide as a chemical source is known as Select one: a. photoautotrophs b. chemoautotrophs c. chemoheterotrophs d. photoheterotrophsThese are enzymes that can sustain in a high hydrostatic pressure. * (Please choose one correct answer only) A. Piezohiles B. Halophiles C. Acidophiles D. Alkaliphiles E. Thermophiles
- a scientist takes the preparation after treatment with acetic acid and places the thylakoids in hexane, a strong, non -polar, organic solvent. what will occur? A. ATP will be made B. The Calvin cycle will begin C. Half as much NADPH will be made per cycle. D. The thylakoids will dissolve and be destroyed by the solvent.A scientist takes the preparation after treatment with acetic acid and places the thylakoids in hexane, a strong, non-polar, organic solvent. What will occur? A. ATP will be made. B. The Calvin cycle will begin. C. Half as much NADPH will be made per cycle. D. The thylakoids will dissolve and be destroyed by the solvent.Which of the following is not true about photoautotrophs?(a) They require CO2 and light.(b) They synthesize organic molecules from inorganicmolecules.(c) They are a subdivision of heterotrophs.(d) They are a subdivision of autotrophs.(e) All the above are true.
- choose correct letter and explain a bit 1. Which of the following processes can be expected in strict anaerobes? a. ETC b. Lactic acid fermentation c. Chemiosmosis d. Anaerobic respiration e. All of the above 2. Which of the following statements describes a method that plants use to avoid photorespiration? a. They use the CAM pathway. b. They use the C3 pathway. c. They use rubisco, which is not an oxygenase. d. They increase the amount of respiration. e. All of the aboveWhich of the following involves nitrate as a terminal electron acceptor? (A) Photosynthesis. (B) Aerobic respiration. (C) Fermentation. (D) Anaerobic respiration. (E) Glycolysis.Which one of the following is related to ozone formation? (A) Photosynthesis process (B) Photochemical process (C) Chemosynthesis process (D) Hydrolysis process
