Bio 2400 Final Exam Review Questions And Answers
Bio 2400 Final Exam Review Questions And Answers Microbiology has led to... - ANS Prevention of food spoilage, vaccines, aseptic techniques Effect of vaccines - ANS 13 infections almost eradicated thanks to vaccines History of microbiology - ANS Early human attributed disease to evil spirits, bad blood, bad air Lucretius and Fracastro - ANS Hypothesized that disease was caused by invisible living creatures Francecsco Stelluti - ANS Made the first microscope observations of organisms, observations of bees and weevils (not microbes) Robert Hooke - ANS visualized a "cell" Anthony van Leeuwenhoek - ANS built one of the first microscopes and observed "animalcules" such as rainwater, saliva, and feces Abiogenesis vs biogenesis - ANS Abiogenesis: Theory that life arose from non-life, spontaneous generation Biogenesis: Life from life Francesco Redi - ANS Disproved spontaneous generation, maggots did not arise from meat. He conducted an experiment with two jars, one closed, one open, maggots came to open jar John Needham - ANS Believed in spontaneous generation. Conducted an experiment with broth. Observed that broth became cloudy when left out, boiled broth to "kill" microbes, but allowed broth to cool with lid open so microbes reentered.
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