MMBIO 221 EXAM 1 ACTUAL 2025/2026 CORRECTLY ANSWERED

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MMBIO 221 EXAM 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Francesco Redi - Answer -animals only come from other animals Lazzaro Spalinanzani - Answer -microorganisms exist in air pasteurization - Answer -proces of heating grape juice just enough to kill most bacteria without changing the juice's basic qualities so that it can be inoculated with yeast for alcohol fermentation 3 forms of contagion - Answer -contact, fomites, distance Robert Koch - Answer -simple staining techniques; steam to sterilize; petri dishes; aseptic technique Semmelweis - Answer -handwashing; "cadaver particles" Joseph Lister - Answer -aseptic surgery Florence Nightingale - Answer -cleanliness and aseptic technique in nursing John Snow - Answer -mapped cholera outbreak; epidemiology and infection control Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com Edward Jenner - Answer -vaccine using cowpox for smallpox; immunology Paul Ehrlich - Answer -chemicals could be used to kill microbes; "magic bullet" Alexander Flemming - Answer -pencilin prokaryotes - Answer -bacteria or archaea eukaryotes - Answer -algae, protozoa, fungi, plants, and animals runs - Answer -movements of cell in single direction for some time; increase with favorable stimuli tumbles - Answer -abrupt, random, changes in direction, increase with unfavorable stimuli fimbriae - Answer -sticky, bristle-like projections used to adhere to other bacteria, hosts, or other substances in the environment pili - Answer -long, hollow tubules composed of pilin; join two bacteria and mediate DNA transfer (conjugation) bacterial cell walls - Answer -composed of peptidoglycan peptidoglycan - Answer -composed of sugar, NAG, and NAM NAG and NAM Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com