MMBIO 221 TEST QUESTIONS AND ANSWERS A+
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selective growth media
contains substances that inhibit or favor growth organisms
complex growth media
exact composition not known
defined growth media
exact chemical composition is known
differential growth media
media that produces visible changes in either media or colonies to assist in
differentiating
enriched growth media
media containing nutrients
transferase
moves one functional group to another molecule
kinase
moves a phosphate
dehydrogenase
removes hydrogen atoms
oxidoreductase
redox reactions
isomerase
creates an isomer of the substrate
hydrolase
breaks down molecules using hydrolysis
catalase
breaks down H2O2 very fast
superoxide dismutase
creates H2O2
perioxidase
reduces H2O2 with NADH
Hexokinase
phosphorylates glucose to glucose-6-phosphate
Acid Fast Staining
acid fast stain pink, non acid fast stain blue
endospore staining
spore stains green, bacteria stain red
flagellar staining
increases diameter of flagella and colorizes them
capsule staining
Negative stain - capsules colorless against a stained background
gram positive staining
teichoic acids, peptidoglycan, appears blue after staining with acid fast staining, purple
GRADED. Buy Quality Materials!
selective growth media
contains substances that inhibit or favor growth organisms
complex growth media
exact composition not known
defined growth media
exact chemical composition is known
differential growth media
media that produces visible changes in either media or colonies to assist in
differentiating
enriched growth media
media containing nutrients
transferase
moves one functional group to another molecule
kinase
moves a phosphate
dehydrogenase
removes hydrogen atoms
oxidoreductase
redox reactions
isomerase
creates an isomer of the substrate
hydrolase
breaks down molecules using hydrolysis
catalase
breaks down H2O2 very fast
superoxide dismutase
creates H2O2
perioxidase
reduces H2O2 with NADH
Hexokinase
phosphorylates glucose to glucose-6-phosphate
Acid Fast Staining
acid fast stain pink, non acid fast stain blue
endospore staining
spore stains green, bacteria stain red
flagellar staining
increases diameter of flagella and colorizes them
capsule staining
Negative stain - capsules colorless against a stained background
gram positive staining
teichoic acids, peptidoglycan, appears blue after staining with acid fast staining, purple
