Fermentation is the process where yeasts convert sugars into alcohol in the:, A) Presence of air, B) Absence of air, C) Presence of high temperature only, D) Absence of enzymes, Pasteurization is a process primarily used to:, A) Synthesize antibiotics, B) Kill potentially harmful bacteria in milk and other food, C) Extract DNA from bacterial cells, D) Produce vaccines against smallpox, Who applied the Germ Theory in medicine by treating surgical wounds with a phenol solution?, A) Edward Jenner, B) Alexander Fleming, C) Joseph Lister, D) Ignaz Semmelweis, Robert Koch proved that bacteria cause disease using which organism in his anthrax experiment?, A) Escherichia coli, B) Penicillium notatum, C) Rod-shaped bacterium from cattle blood, D) Vibrio cholerae, Edward Jenner developed the first vaccine against smallpox using material from:, A) Cholera bacteria, B) Cowpox blisters, C) Penicillium mold, D) Anthrax spores, Alexander Fleming discovered penicillin after observing a mold contaminating a culture of:, A) Streptococcus, B) Staphylococcus, C) Bacillus, D) Mycobacterium, Antibiotics are generally ineffective against viruses because viruses:, A) Are too small to be seen, B) Lack target sites such as cell organelles, C) Mutate faster than bacteria, D) Are protected by thick cell walls, Which of the following is a reason for bacterial resistance to antibiotics?, A) Microbes producing lytic enzymes that inactivate antibiotics, B) Changes in the bacterial surface preventing antibiotic attachment, C) Prevention of antibiotics from entering the microbe, D) All of the above, Bacteria are frequently used in molecular biology experiments because:, A) They are less complex and have very short life cycles, B) They contain human cell structures, C) They cannot mutate, D) They do not contain genetic material

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