Microbes and society Study guides, Class notes & Summaries

Microbes and Society Final Exam 2024 Questions and Answers Spontaneous generation is the belief that -Answer-living things arise from nonliving matter A solution of pH 7 compared to a solution of pH 9 -Answer-has more H+ ions The alpha helix and beta pleated sheet are examples of -Answer-secondary structure A student forgot to label a beaker containing a DNA solution and a beaker containing a glucose solution. If chemical analysis was performed to identify the contents of each beaker, wh...

Hooke correct answers coined the term "cell" and reported the microscopic details of threadlike fungi Van Leeuwenhoek correct answers developed the skill of grinding lenses for the purpose of magnifying and inspecting cloth,first to see organisms under a microscope and discover bacteria Pasteur correct answers called attention to the microbes as possible agents of infectious disease; posed germ theory of disease but could not definitively prove it, discredited spontaneous generation K...

Prophylaxis correct answers A measure taken to maintain health and prevent the spread of disease. Sterilization correct answers The removal of all life forms, including bacterial spores. Denaturation correct answers A process caused by heat or pH in which proteins loose their function due to changes in their molecular structure. Autoclave correct answers An instrument used to sterilize microbiological materials by means of high temperature using steam under pressure. Pasteurization c...

Food Spoilage correct answers The result of food deteriorating to the point that it is not edible to humans or its quality of edibility becomes reduced. Sterile correct answers Free from living microorganisms, spores, and viruses. Shelf Life correct answers The length of time that a commodity; such as food, may be stored without becoming unfit for use or consumption. Manufacturer Code correct answers A system used by manufacturers to identify products quickly. Expiration Date correct...

Hooke - Mid 1600s correct answers - Credit for coining term "cell" - One of the first microscope users Anton Van Leeuwenhoek - Late 1600s correct answers - Lens manufacturing for microscopes - Made the first, real microscope *Animalcules in drops of water ---> really just protozoa *Wrote letters to Royal Society on findings *Discovers true cells in yeast and sperm Edd Jenner - Late 1700s correct answers - First to figure out vaccines - Made vaccine for smallpox ---> made from...

Nats 1670 Final Exam What was the life expectancy in the early 1900's? - Under the age of 50, with a 25% child mortality rate. When was the first vaccine created? - 1880 ____________ _____________ can reduce life expectancy dramatically, due to the lack of __________________. - INFECTIOUS DISEASES can reduce life expectancy dramatically, due to the lack of CONTROL. Upon early discover, microbes were viewed as? - Enemies, until used in medicine. What are the beneficial roles of...

MICROBIOLOGY EXAM 1: CHAPTERS 1-5 WITH COMPLETE SOLUTIONS 100% 1. Why are microbes important in our lives and the society? - correct answer -can be pathogenic -decompose organic waste -produce through photosynthesis -produce industrial chemicals -produce fermented foods -produce healthcare products -produce enzymes (such as amylase, cellulase, and protease) 2. How are microorganisms named? Give two examples and state how the names were derived. - correct answer scientific nomenclat...

What was the life expectancy in the early 1900's? - Under the age of 50, with a 25% child mortality rate. When was the first vaccine created? - 1880 ____________ _____________ can reduce life expectancy dramatically, due to the lack of __________________. - INFECTIOUS DISEASES can reduce life expectancy dramatically, due to the lack of CONTROL. Upon early discover, microbes were viewed as? - Enemies, until used in medicine. What are the beneficial roles of microbes? - - waste breakdown/f...

SAS13 midterm 1: Winter 2024 Questions With Complete Solutions Robert Koch - answer-Grandfather of microbiology!! -Created Koch's Postulates to definitively prove that microorganisms caused a disease -Furthered germ theory of disease -Foundational in pure cultures of microbes -Discovered the microbe causing tuberculosis - developed a "cure" based on tuberculin for TB but it was not effective in treating it (could actually kill people bc of the inflammatory response) hedwig koch - ans...