MCB 3020 Questions with 100% Correct Answers

MCB 3020 Questions with 100% Correct Answers A microbe is discovered living in an extreme environment near a deep sea vent. The microorganism lacks a nucleus and peptidoglycan in its cell wall, but it does have unusual membrane lipids. This species is most likely a member of the Domain - Archaea Disproves spontaneous generation - Louis Pasteur Generates the small pox vaccine - Edward Jenner Describes bacterial transformation - Fredrick Griffith Determined the source of a cholera outbreak - John Snow Incorrect statement about Koch's postulates. - Infecting an animal model without causing symptoms of the same disease A new microbe was isolated from a water sample. The species was found to be motile and contained a nucleus and other membrane-bound organelles. After analysis, it was found to obtain necessary nutrients by ingesting other microbes. This species is a(n) ___ - protozoan Cellular - Fungi, Protists, Bacteria, Archaea,