Endospore formation occurs when [answer1]. For this process…
Endospore formation occurs when [answer1]. For this process to occur, a [answer2] cell division is involved. During the process, the mother cell [answer3] the developing endospore. The endospore that is released [answer4] metabolically active and it has a high degree of resistance to environmental stresses.
Read DetailsSome halophilic archaea can grow as photoheterotrophs. Is th…
Some halophilic archaea can grow as photoheterotrophs. Is the following true or false about this type of metabolism? These organisms have a unique protein called bacteriorhodopsin that can directly convert light energy into a proton gradient.
Read DetailsYou are studying a novel species of Archaea that can be foun…
You are studying a novel species of Archaea that can be found in ocean sediments and you find that it has a generation time of 75 minutes, using binary fission to divide. If you start with a population of 1000 cells in a culture, how many cells will there be after 5 hours of incubation? Show your work or explain your answer.
Read DetailsYou make up a liquid medium containing the following ingredi…
You make up a liquid medium containing the following ingredients (each in sufficient quantities for growth): potassium phosphate, magnesium chloride, ammonium sulfate, glucose, and trace elements. You can assume that atmospheric gases (oxygen, carbon dioxide, nitrogen gas) are available. Would you expect a prototrophic chemoheterotrophic microbe to grow in this medium?
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