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Bio205 Already Graded A+
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Bio205 Already Graded A+ With respect to cell structure, how are viruses characterized? ️Noncellular Which of the following is an INCORRECT pairing ️Protozoa: multicellular In the scientific name Enterobacter aerogenes, what is Enterobacter? ️Genus Which of the following are prokaryot...

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  • October 20, 2024
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  • 2024/2025
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Bio205 Already Graded A+

With respect to cell structure, how are viruses characterized? ✔️Noncellular



Which of the following is an INCORRECT pairing ✔️Protozoa: multicellular



In the scientific name Enterobacter aerogenes, what is Enterobacter? ✔️Genus



Which of the following are prokaryotes? ✔️Archaea



Which of the following microbes reproduce in cells but are acellular and can contain RNA as their
genetic material? ✔️Viruses



Which physical method of controlling microbial growth applies pressure to water to create steam?
✔️Autoclaving



Which of the following is NOT an example of fermentation? ✔️Bacterial degradation of a dead animal



Who recommended that agar be used to culture microbes? ✔️Angelina Hesse



What part of a bacterium does penicillin target? ✔️The cell wall



Which of the following eukaryotic structures most closely resembles a prokaryotic cell?
✔️Mitochondrion



Which theory proposes how the first eukaryotic cells evolved? ✔️Endosymbiotic theory

, Which of the following cellular microbes was the first to be genetically sequenced? ✔️Haemophilus
influenzae



The bubonic plague is spread by which of the following? ✔️Rat fleas



Microorganisms such as bacteria that can convert nitrogen into nitrate are often studied in which field
of microbiology? ✔️Environmental microbiology



Beggiatoa are microorganisms that oxidize hydrogen sulfide into sulfuric acid. What are these
microorganisms classified as? ✔️Lithotrophs



Who helped to pioneer the method of DNA sequencing? ✔️Fred Sanger



How did the work done by Nightingale contribute to controlling infectious disease? ✔️By developing
methods for reducing hospital-acquired infections



John Snow's research during a cholera outbreak in London laid the foundation for which of the following
branches of microbiology? This field of study helps to answer the "who, what, when, where, and why."
✔️Epidemiology



Examine the bacterial colonies shown growing on the surface of this agar plate. What is the most likely
reason why the isolated colonies at the top edge of the plate are smaller than those in the middle?
✔️There is more competition for nutrients in areas of denser bacterial growth.



If endospores had been present in Pasteur's growth medium, would the outcome of his experiments
with swan-necked flasks have been the same? ✔️No, the broth would have eventually become cloudy
from bacterial growth.



What are the three domains of life? ✔️Bacteria, Archaea, Eukarya



What do prokaryotic cells lack? ✔️A membrane-bound nucleus

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