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34 Cards in this Set
- Front
- Back
in the ____ ____, there is a ____ & a ____ must be designed
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scientific method - hypothesis - test
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in the ____ ____, changing a factor results with the ____ factor
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scientific method - independent
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in the ____ ____, ____ or ____ the hypothesis depends on the ____ collected
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scientific method - accepting - rejecting - results
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in the ____ ____, retest make a ____
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scientific method - theory
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overtime, a theory becomes a ____
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law
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trustworthiness of an experiement is dependent upon the ____ ____
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same size
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introduced the belief that life arose from nonliving matter or spontaneous generation
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aristotle
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first to see dead cells
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hooke 1660s
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first to see living cells
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leeuwenhoek 1670s - 1723
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father of microbiology
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van leeuwenhoek
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first scientist to disprove spontaneous generation with maggots
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francesco redi late 1680's
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van leeuwenhoen first called the microorganisms ____
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animicules
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scientist that proved spontaneous generation with chicken broth
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needham 1740s - 1770s
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scientist that disproved spontaneous generation with chicken broth
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spallanzani
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scientist that disproved spontaneous generation once and for all
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pasteur 1860s
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pasteur invented ____
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pasteurization
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who saved the wine & silk industry
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pasteur
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pasteur established cause and effect with ____ & ____
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microbes - disease
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pasteurization is the application of
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high heat for a short time
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who discovered endospores
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cohn
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what's so special about endospores
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not killed by boiling
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who discovered sterilization
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tyndall
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tyndall discovered some bacteria exist in 2 forms
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heat stable - heat sensitive
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tyndall used heat treatments called
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tyndallization
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germ theory of disease states that ____ may cause ____ ____
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microbes - disease
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who advocated hand washing to prevent transmission of puerperal fever from one OB patient to another
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ignaz semmelwise 1840s
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who noticed death rates higher in maternity wards staffed by medical students than those attended by midwives
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semmelwise
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who is the father of modern antispes
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joseph lister 1800s
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lister discoverved spraying ____, ____, ____ & dressings with an ____ (carbolic acid) before surgery dramatically reduced incidence of gangrene
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instruments - skin - wounds - antiseptic
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who developed the agar plate and added nutrients
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robert koch
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who proved a bacterium caused anthrax
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robert koch
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____ ____ are used to prove the cause of an infectious disease
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koch's postulate
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____ ____ are a sequence of experimental steps to relate a specific microbe to a specific disease
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koch's postulate
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4 steps of koch's postulates
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associate - isolate - reisolate - inoculate
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