Exam 1: BIOS 242 / BIOS242 Fundamentals of Microbiology with Lab (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A- Chamberlain

Exam 1: BIOS 242 / BIOS242 Fundamentals of Microbiology with Lab (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A- Chamberlain Q: what is pasteur known for? Answer: 1) busting the spontaneous germ theory 2) create pasteurization Q: what is robert hooke known for? Answer: First observations of microbes Q: what is antonie van leeuwenhoek known for? Answer: Made a crude microscope to examine threat in fabrics. Also created drawings of "animalcules". Q: what is robert koch known for? Answer: Linked specific microorganisms to specific diseases Q: what is dr. Oliver wendell holmes and dr. Ignaz semmelweis known for? Answer: Washing hands/disinfection - found out the infection in maternity ward after physicians did not wash hand in the autopsy room. Q: what is joseph lister known for? Answer: Introducing hand washing and misting to operations rooms. Q: what is alexander fleming known for? Answer: Discovering penicillin Q: what are some of koch's postulates? Answer: The bacteria must be present in every case of the disease. The bacteria must be isolated from the host with the disease and grown in pure culture. The specific disease must be reproduced when a pure culture of the bacteria is inoculated into a healthy susceptible host The bacteria must be recoverable from the experimentally infected host. Q: what are the five i's? Answer: Inoculation Incubation Isolation Inspection Identification Q: define culture Answer: Any growth that appears in or on the medium after incubation Q: define medium Answer: A nutrient-containing environment in which microbes can multiply Q: define sterile Answer: Free of microbes Q: what is selective media? Answer: Contains one or more agents that inhibit the growth of certain microbes - encourages a select microbe to grow! Q: what is a differential media? Answer: Allow multiple types of microorganisms to grow, but display visible differences between colonies.