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Microbiology 210 Exam 1 Questions And Answers
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Microbiology 210 Exam 1 Questions And Answers
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Solution 2024/2025Pepper
Microbiology 210 Exam 1 Questions And
Answers
Microorganisms ANS✔✔ Too small to be seen with the unaided eye
Germ ANS✔✔ Refers to rapidly growing cells; Few are pathogenic
Pathogenic ANS✔✔ This means disease causing
Prokaryotes ANS✔✔ These do not have a nucleus
Eukaryotes ANS✔✔ These have a nucleus
Decomposers, Producers, Chemicals such as Ethanol, Fermented Foods, Manufacturing, Disease Treatment ANS✔✔
What are the functions of microbes?
Genus and Specific Epithet ANS✔✔ How do we classify microorganism names? (Each has 2 names)
Escherichia Coli ANS✔✔ Theodore Escherich discovered this; Describes its habits-the large intestine or colon
Staphylococcus ANS✔✔ Describes the clustered spherical cells; Describes gold color colonies
Morphology ANS✔✔ This means shape
Bacteria ANS✔✔ Prokaryotes; Different shapes/sizes; Peptidoglycan cell walls; Binary Fission; For energy use organic
chemicals, inorganic chemicals, or photosynthesis
, Solution 2024/2025
Pepper
Archaea ANS✔✔ Prokaryotic; Lack peptidoglycan; Live in extreme places (volcanoes, ice cores)
Fungi ANS✔✔ Eukaryotes; Chitin cell walls (sugar derivative); Use organic chemicals for energy
Molds/Mushrooms ANS✔✔ Are multicellular, consisting of masses of mycelia, composed of filaments called hyphae
Protozoa ANS✔✔ Eukaryotes; Absorbs or ingests organic chemicals; Maybe motile via pseudopods, cilia, flagella; Can be
photosynthetic using light to make energy and CO2 to produce sugar
Algae ANS✔✔ Eukaryotes; Cellulose cell walls; Photosynthesis for energy; Produce molecular oxygen and organic
compounds
OSE ANS✔✔ Ending in this means sugar
ASE ANS✔✔ Ending in this means enzyme
Viruses ANS✔✔ Acellular; Consists of DNA/RNA; Core surrounded by protein coat; Coat maybe enclosed in lipid
envelope; Replicated only when they live in host cell
Bacteria, Archaea, Eukarya ANS✔✔ What are the classifications of microorganisms?
Endosymbiant Theory ANS✔✔ Bacteria developed the ability to make own energy, and eukaryotes develop a symbiotic
relationship with other organisms
Spontaneous Generation ANS✔✔ Hypothesis that living organisms arise from nonliving matter; a "vital force" forms life
Biogenesis ANS✔✔ Hypothesis that living organisms arise from preexisting life
Microbes ANS✔✔ Pasteur's S-shaped flask kept what out but let air in?
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