Which carbon of furan is easily attacked by an electrophile? 2 4 3 A. 2 and 3 В. 2, and 4 С. 2, and 5 D. 3, and 4
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- organism which take carbondioxide as a chemical source is known as Select one: a. photoautotrophs b. chemoautotrophs c. chemoheterotrophs d. photoheterotrophsChemoautotrophs can survive on ____________ alone.a. minerals b. CO2 c. minerals and CO2 d. methaneMany pelagic Bacteria can use light energy but arenot considered “phototrophs” in the same sense ascyanobacteria or purple bacteria. Explain.
- An organism that can synthesize all its required organic componentsfrom CO2 using energy from the sun is aa. photoautotroph b. photoheterotroph c. chemoautotroph d. chemoheterotrophFrom where does a heterotroph directly obtain its energy? a. the sun b. the sun and eating other organisms c. eating other organisms d. simple chemicals in the environmentThese enzymes require a temperature of 15 degree Celsius or lower needed for growth / optimal activity.* A.Thermophiles B. Cryophiles C. Halophiles D. Piezophiles
- In a dark cave, you discover a microscopic creature growing by stripping electrons from Cu+ (cuprous copper) and fixing atmospheric carbon. Your new pet, "Little Blue", is a: a) Chemoautotroph b) Chemoheterotroph c) Photoautotroph d) Photoheterotrophdraw a diagram of chemoautotrophic process to create biomethane by converting CO2 from biogas and hydrogen?1. Bacteria that derive their carbon from carbon dioxide and theirenergy from the oxidation of inorganic ions are termed what?a. chemolithotrophsb. chemoorganotrophsc. photoautotrophsd. photoheterotrophs
- What type(s) of extremophiles are used in oil well drilling operationsAn organism that gains energy from redox reactions involving inorganic and organic chemicals is a(n) autotroph. aerobe. lithotroph. phototroph. chemotroph.What is the concentration of chlorophyll B if an absorbance of 1 is measured at 431nm in a cuvette with a pathlength of 1cm. (Chlorophyll B Extinction coefficient: 57.43 mM-1 cm-1)
