Abacteria isolated from Yellowstone National Park is found to use the chemical methane as a food source. Which term best describes the energy source for this organism? OChemotroph OPhototroph OHeterotroph OAutotroph

A venus flytrap is a carnivorous plant. Which of the following best describes this organism Autotroph Mixotroph Lithotroph Heterotroph

How can Clostridium tetani survive in aerobic environments? O forms endospores O form biofilms O reduce molecular oxygen to water with superoxide dismutasee O by using fermentation

. The anaerobic, chemoautotrophic archaeobacterium Methanococcus jannaschii uses which of the following carbon-fixation pathways to obtain organic carbon from CO2? the Hill reaction the Wood-Ljungdahl pathway the Calvin cycle oxygenic photosynthesis the Krebs cycle

Molds are procaryotic unicellular multicellular thermophiles

Explain what the following bacteria do: i) nitrogen-fixing bacteria; ii) ammonifying bacteria ; iii) nitrifying bacteria.

What group of prokaryotes use inorganic chemicals as energy source and fulfill their carbon needs by obtaining CO2 or related inorganic compounds? O chemoautotroph photoautotroph O photoheterotroph O chemoheterotroph

Which of the following is true about Heterocysts? Choose all possible answers.   Are the sites of nitrogen fixation in cyanobacteria are surrounded by a thickened cell wall that slows the diffusion of O2 into the cell and lack photosystem II fluoresce as strongly as vegetative cells are able to fix CO2 have intercellular connections with adjacent vegetative cells that allow for mutual

The anaerobic, chemoautotrophic archaeobacterium Methanococcus jannaschii uses which of the following carbon-fixation pathways to obtain organic carbon from CO2? cell bio  the Hill reaction the Wood-Ljungdahl pathway the Calvin cycle oxygenic photosynthesis the Krebs cycle

Measurements taken at a lake in Kenya have a pH level of 10.5, temperature of 305 K and salinity of 32%. Which two groups of extremophiles might be found in this lake? What adaptions might be required to survive in this lake?