Bacteria for Lab Practical 1
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Bacteria for Lab Practical 1
What family codes E. coli belong to?
What phylum does E. Coli belong to?
E. coli is a ___ anaerobe that is ___ sporulating.
What shape is E. coli?
What is E. coli's temp preference?
37 degrees C
What is the Gram status of E. coli?
Where is E. coli most often found?
In the lower intestine of warm blooded organisms
E.coli is transmitted fr host to host via what means?
Fecal/oral thru food or water
What is a normal incubation time for E. coli?
What are the S&S of an E. coli related illness?
NVD, cramps, fever
What are 2 important ways to prevent the spread of E. coli?
Careful hygiene and attn to food and water
Most strains of E. coli are ___ however some can cause ___ ___.
Harmless E. coli strains are of what in the gut?
Micrococcus luteus belongs to what family?
What phylum does Micrococcus luteus belong to?
What are the oxygen requirements of M. luteus?
Which bacteria forms bright yellow colonies when grown on nutrient agar?
M. luteus has a ___ shape and is arranged in ____.
What bacteria that we have studied grow best at 37 degrees C?
M. luteus is a Gram- ___ bacteria.
M. luteus is found in what 4 places as well as a normal part of what?
Soil, dust, water, air
Flora in mammalian skin
M. luteus forms colonies in what 4 places?
Micrococcus luteus was formerly known as ___ ___.
Bacillus cereus belongs to what family?
Bacillus cereus belongs to what phylum?
The oxygen requirements of B. cereus classify it as a ___ ___.
B. cereus is ___ shaped.
The growth temp range for Bacillus cereus is __ - __ degrees C.
10 - 50
B. cereus is a Gram - ___ bacteria.
B. cereus bacteria can be located in ___.
The incubation time of diarrheal type B. cereus is ___ hrs and ___ hrs for the emetic strain.
8 - 16.5 hrs
1 - 5 hrs
A bacterial infection of B. cereus causes what symptoms?
What are 2 methods to prevent a B. cereus infection?
Cook foods to >100 degrees C
What is a slang name for Bacillus cereus and why?
"Fried rice revenge" b/c it often develops on rice that has cooled and remains out of refrigeration
In extreme environments, what does Bacillus cereus do to survive?
Enterococcus faecalis belongs to the ___ family and the ____ phylum.
The oxygen requirement of E. faecalis is ___ ___.
E. faecalis (is/isn't) motile.
Enterococcus faecalis has a ___ shape arranged in ___ or ___.
Diplococcus or Streptococcus
The preferred range of growth temp for E. faecalis is what?
10 - 45 degrees C
E. faecalis is a Gram- ___ bacteria.
What are 5 places where Enterococcus faecalis bacteria can be found?
Root canal tx teeth
E. faecalis bacteria most often enter the body in the ___ setting.
What are 4 S&S of an Enterococcus faecalis infection?
Enterococcus faecalis was formerly part of the ___ family.
E. faecalis is able to endure periods of ____ ___ and is often resistant to many common ___.
E. faecalis is neg for ___ when H2O2 is applied.
Pseudomonas fluorescens belongs to the ____ family and the ___ phylum.
The oxygen requirement for P. fluorescens is ___ ___.
___ is the shape of P. fluorescens.
The optimal growth range for P. fluorescens is what?
25 - 30 degrees C
Pseudomonas fluorescens is a Gram- ___ bacteria found in ___ & ___.
Soil and Water
P. fluorescens produces heat stable ___ & ___ causing ___ to break down and milk to spoil.
Lipases & Proteases
In an environment w/low iron content, P. fluorescens will produce ___ ___ ___ pigments.
Soluble, green fluorescent
P. fluorescens is sometimes used where in the environment?
Bioremediation of polutants
What antibiotic is produced utilizing P. fluorscens and what disorders is it used for?
Mypirocin for use in skin, ear and eye disorders