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Microbiology

Exam 01 - Introduction to Microbiology

QuestionAnswer
What is the definition of microbiology? Study of small living things
How did microbio begin? With the invention of the first microscope
What are the 3 domain systems? 1. Bacteria 2. Archaea 3. Eukarya
Describe the characteristics of bacteria 1. prokaryotic 2. 95% of them will not grow w/o proper conditions 3. most disease-causing entity
Give some examples of bacteria 1. mitochondrian 2. cynanobacteria 3. chloroplast 4. gram-negative/positive bacteria
Describe the characteristics of archaea 1. prokaryotic 2. live in extreme areas 3. not important in causing disease
Give some examples of archaea 1. extreme halophiles 2. methanogens 3. hyperthermophiles
What kind of environment does archaea occupy? Extreme environments 1. Thermophiles (very hot env) 2. Halophiles (very salty env)
Which domains are prokaryotic? 1. bacteria 2. archaea
Which domains are eukaryotic? Eukarya
What does prokaryotic mean? 1. Pro - before 2. Karyotic - nucleus
What are the characteristics of Eukarya? 1. Eukaryotic (membraned organelles, true nucleus, large in size) 2. encompasses 4 of 5 kingdoms
Give examples of eukarya (part 1) 1. fungi 2. animals 3. cellular slime molds 4. plants 5. amoeba
Give examples of eukarya (part 2) 6. ciliates 7. euglenozoa 8. plasmodial/slime molds 9. microsporidia 10. archaezoa
Which one is more similar to eukaryotes, bacteria or archaea? Archaea
Give one example of fungi? Yeast (singled or multi celled)
What do you call a microbiologist that studies yeast? Mycologist
Describe a virus 1. derived from living organisms (use hosts for replicative cycles, take over cellular machinery) 2. Unable to reproduce on its own 3. Has either one DNA or RNA (protein coated nucleic acids, don't need membranes to work)
How is the field of microbiology determined? according to organismal study, processes/functions, health-related fields, according to applications of knowledge
Created by: lophung
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