Please answer both the questions. I'll definitely give a like. Microorganiems fromair setle in bend.Air escapes fromopen end of flask.YearsHours/days2 Broth allowedto cool slowlyair enters.3 Broth stays sterileindefinitely.4 Flask tiltod so thatthe sterile broth comesin contact with micro-organisms from air.Broth sterilized-air escapes.Bacteria multiplyIn broth.Spontaneous generation is still a valid theory. Thebacteria in the broth came from the broth itself.Spontaneous generation is incorrect. Only life can begetlife. Microbes can be found in the air.Vital forces cannot travel up the swan-neck flask. Withoutit, nothing can survive in the broth.Res Match the terms with their definitions.The highest level of classification.VirusAn organism characterized by having cellscontaining membrane-bound DNA.EukaryoteAn organism characterized by having a celllacking a membrane-bound nucleus.Spontaneous generationPrionAn infectious agent consisting of only protein.ProkaryoteAn infectious agent consisting of only RNA.ViroidAn infectious agent containing protein, nucleicacids, and sometimes a lipid membrane.DomainA hypothesis concerning life arising from deadorganic compounds.

Virus - An infectious agent containing protein , nucleic acids and sometimes a lipid membrane.…

Answered: Spontaneous generation is still a valid…

Aquaculture Science

3rd Edition

ISBN:9781133558347

Author:Parker

Publisher:Parker

Chapter11: Health Of Aquatic Animals

Section: Chapter Questions

Problem 5KA

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Bacteria that serve as decomposers are ___ . a. photoautotrophs b. photoheterotrophs c. chemoautotrophs d. chemoheterotrophs
Which of the following affects the elimination of bacteriafrom an object?(a) Number of bacteria present(b) Temperature(c) pH(d) Presence of organic matter(e) All of the above
Suppose you spilled two cultures of Salmonella typhimur-ium (each containing 100,000 cells) on your lab bench. You im-mediately applied the same disinfectant to both cultures at thesame time. One culture had been freshly grown for 36 hours andthe other culture is 2 weeks old. If the kill ing rate of the disin-fectant is 90% per minute, do you think that microbes in bothcultures will be completely killed after 6 minutes? Why or whynot?
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Your grow our microorganisms without oxygen, which ones will not grow? (Microbe Minute) • A. Pectobacterium carotovorum and Haemophilus influenzae • B. Agrobacterium tumefaciens and Pectobacterium carotovorum • C. Haemophilus influenzae O D. Agrobacterium tumefaciens and Francisella tularensis • E. Francisella tularensis and Shigella flexneri
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Speculate about whyscientists believe there aremore microbial species thatwe do not yet know aboutthan those that we do knowabout.

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Spontaneous generation is still a valid theory. The bacteria in the broth came from the broth itself. Spontaneous generation is incorrect. Only life can beget life. Microbes can be found in the air.