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NDSU microbiology Questions and Correct Answers the Latest Update
NDSU microbiology Questions and Correct Answers the Latest Update
[Show more]NDSU microbiology Questions and Correct Answers the Latest Update
[Show more]bacteria 
 largest group of microorganisms 
binary fission 
 bacterial method of cell division 
yeasts 
 one of the main groups of microbes which make up the fungi 
archaea 
 prokaryotic microbes lacking peptidoglycan in their cell walls 
mycelia 
 visible mold growth sometimes seen on breads and fr...
Preview 2 out of 13 pages
Add to cartbacteria 
 largest group of microorganisms 
binary fission 
 bacterial method of cell division 
yeasts 
 one of the main groups of microbes which make up the fungi 
archaea 
 prokaryotic microbes lacking peptidoglycan in their cell walls 
mycelia 
 visible mold growth sometimes seen on breads and fr...
Primary stain 
 crystal violet- purple dye 
What is the purpose of IMViC testing? 
 To distinguish between fecal and non fecal coliforms? 
Selective media 
 grow specific microorganisms and withhold others 
What are non-iodizing radiation 
 visible light and ultraviolet light 
ultraviolet radiation ...
Preview 3 out of 20 pages
Add to cartPrimary stain 
 crystal violet- purple dye 
What is the purpose of IMViC testing? 
 To distinguish between fecal and non fecal coliforms? 
Selective media 
 grow specific microorganisms and withhold others 
What are non-iodizing radiation 
 visible light and ultraviolet light 
ultraviolet radiation ...
Competent bacteria taking up (scavenging) segments of free-floating DNA from their 
environment. 
 Transformation 
Step one of gene expression in transcription, step two of gene expression is 
___________________. 
 Translation 
The transfer of plasmids, from one bacterium to another via a sex pil...
Preview 3 out of 21 pages
Add to cartCompetent bacteria taking up (scavenging) segments of free-floating DNA from their 
environment. 
 Transformation 
Step one of gene expression in transcription, step two of gene expression is 
___________________. 
 Translation 
The transfer of plasmids, from one bacterium to another via a sex pil...
sterilization 
 elimination of all microbial life (including endospores) 
methods 
 moist heat (autoclave:15psi, 121oC, 15m) 
 dry heat (170oC, 2hr) 
 radiation 
 filtration (0.2m) 
 gas 
pasteurization 
 moderate heat, eliminates pathogens and reduces #'s 
Radiation 
 Ionizing and Nonionizing 
...
Preview 3 out of 21 pages
Add to cartsterilization 
 elimination of all microbial life (including endospores) 
methods 
 moist heat (autoclave:15psi, 121oC, 15m) 
 dry heat (170oC, 2hr) 
 radiation 
 filtration (0.2m) 
 gas 
pasteurization 
 moderate heat, eliminates pathogens and reduces #'s 
Radiation 
 Ionizing and Nonionizing 
...
16S rRNA 
 Ribosomal RNA used to identify microorganisms 
18S rRNA 
 Ribosomal RNA used for studying evolutionary relationships in eukaryotes 
Banded Iron Formation 
 Sedimentary rock with iron-rich layers, provides clues about Earth's history 
Black Queen Theory 
 Organisms rely on helper specie...
Preview 2 out of 12 pages
Add to cart16S rRNA 
 Ribosomal RNA used to identify microorganisms 
18S rRNA 
 Ribosomal RNA used for studying evolutionary relationships in eukaryotes 
Banded Iron Formation 
 Sedimentary rock with iron-rich layers, provides clues about Earth's history 
Black Queen Theory 
 Organisms rely on helper specie...
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