1. Why are there so many antibiotic-producing organisms in soils?
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1. Why are there so many antibiotic-producing organisms in soils?
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- 1. What attributes would a microbe need (physical or biochemical) to be able to: a. Travel from Africa to North America and remain viable? b. Flourish in the new environment if it was pathogenic for man?c. Flourish in the new environment if it was pathogenic for plants?d. Flourish in the new environment if it was a soil organism?Which of the following is a biotic factor? wind disease-causing microbe temperature soil particle size7. Why are antibiotics commonly isolated from fungus and soil bacteria? Why isn't the organism that produces the drug harmed by it?
- 8. What are the factors that you will consider to ensure that the “oil-eating” bacteria multiply, grow, and thrive efficiently in the Kalba sea area?1. Nitrogen-fixing bacteria reduce ammonia to nitrogen gas. true or false3. Which of the following microorganism have two nuclei?a) Slime moldsb) Cyanobacteriac) Amoebad) Paramecium
- 1. Is it possible to provide a formal name for a microorganism that has not been cultivated in isolation? 2.What kind of name might be used if a microorganism is well-characterized but cannot yet be cultivated in isolation?1. What is the initial population of the bacteria? 2. How does the bacteria grow over a period of time? 3. How many bacteria will there be after 12 hours? 24 hours? 4. When is it terminal to take an antibacterial after acquiring the bacteria?Why are there so many antibiotic-producing organisms in soils?Explain it
- 3. What are the methods of creating anaerobic conditions for the cultivation of microorganisms?11. Which term refers to microorganisms that can survive in an environment with low nutrient availability such as Lake Lanao? " oligotrophs O copiotrophs O autotrophs saprotrophs 12. Where do microorganisms with magnetosones inhabit in nature? * O atmo-ecosphere soil surface deep bottom sediments O pelagic waters 13. Bacterial colonies will continue to grow in size inside nutrient agar plate after prolonged incubation such as up to a month. * O True False 14. The actual amount of available water (Aw) for microbial growth is limiting in both desert and arctic biomes. * True O False 15. Which term refers to microorganisms that can survive in both surface and deep waters where hydrostatic pressure extremely varies with depth? * O osmotolerant aerotolerant barotolerant O halotolerant O O O O1. Why are we looking at growth on a nutrient agar plate at the same time as the other plates?
