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MICRO EXAM 1-Tholen 2460 Questions and Answers 2024/2025 $13.09   Add to cart

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MICRO EXAM 1-Tholen 2460 Questions and Answers 2024/2025

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Microbiology  The study of microorganisms Ubiquitous  Present or existing everywhere Opportunistic  If given the right conditions, they can cause harm Antonie van Leeuwenhoek ()  -Dutch linen merchant. -First to observe living microbes. -Single-lens magnified up to 300X. Louis...

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  • October 11, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MICRO
  • MICRO
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2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!


MICRO EXAM 1-Tholen 2460 Questions
and Answers 2024/2025
Microbiology

 The study of microorganisms


Ubiquitous

 Present or existing everywhere


Opportunistic

 If given the right conditions, they can cause harm


Antonie van Leeuwenhoek (1632-1723)

 -Dutch linen merchant.
-First to observe living microbes.

-Single-lens magnified up to 300X.




Louis Pasteur

 -First to show strains were unique
-Performed fermentation

-Developed pasteurization and vaccines




Robert Koch

 -Connected a specific microbe with a specific disease
-Anthrax, Cholera, TB


1|Page| GradeA+ | 2 0 0 2 5

,2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!




Taxonomy


 The science of classifying organisms


Carolus Linnaeus

 Developed binomial nomenclature


Original 3 Kingdoms

 Animal, Plant, Mineral


Sublevels

 Class, order, family, genus, species


Phylogeny


 -The evolutionary history of a species or group of related species
-How closely related




Ernst Haeckel


 Added Protista and Monera Kingdoms


Robert Whittaker (1969)

 Added Fungi Kingdom (5th Kingdom)


Carl Woese and George Fox



1|Page| GradeA+ | 2 0 0 2 5

, 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

 -Studied the small subunit of the ribosome
-Used RNA Sequences

-3 domains: Bacteria, Archaea, and Eukarya




Binomial Nomenclature

 -Classification system in which each species is assigned a two-part scientific name
-Genus, species




Bergey's Manual of Systematic Bacteriology


 Guide for identifying microbes on various method for non-visual characteristics


Prokaryotes (Cellular Microbes)

 -Cells that do not contain nuclei
-Bacteria, Archaea




Eukaryotes (Cellular Microbes)

 -Cells that contain nuclei
-Algae, Protozoa, Fungi, Helminths




Acellular Microbes


 Viruses and Prions


Subfields of Microbiology

 -Bacteriology
-Mycology

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