Shared Flashcard Set

Details

Motility Determination
Motility Determination
21
Microbiology
Undergraduate 2
10/23/2011

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Cards

Term
Chemotaxis...
Definition
move away from harmful substances (eg. acids)
Term
Length of flagellum
Definition
10 microns
Term
To be viewed with a light microscope, the flagellum needs to be ....
Definition
stained.
Term
Main body of flagellum:
Definition
helical fillament
Term
The fillament is attached to a ...
Definition
hook!
Term
The hook is attached to a  ...
Definition
shaft.
Term
The shaft is inserted into a series of ...
Definition
rings!
Term
Gram + rings:
Definition

S + M

(area of cell membrane)

Term
Gram - rings:
Definition

S + M + L + P

(outer membrane and peptidoglycan)

Term
Basal body of flagellum is made of:
Definition
shaft + rings + proteins
Term
Basal body is situated in the ...
Definition
cell membrane/cell wall area
Term
Rotation of flagellum is powered by ..
Definition
PMF
Term
Polar:
Definition
flagellum at one end
Term
Lophotrichous:
Definition
many flagella at one end
Term
Peritrichous:
Definition
many flagella everywhere
Term
Amphitrichous:
Definition
many flagella at both ends
Term
Motility is det microscopically by using a  ...
Definition

wet mount

(phase contrast misroscopy)

Term
Disadvantage and solution to wet mount:
Definition

1. drying

2. hanging drop technique

Term
Result of motility test: Proteus was motile.
Definition
Yes!
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