445717
Descrição
Quiz por gina_evans0312, atualizado more than 1 year ago
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Criado por gina_evans0312
mais de 10 anos atrás
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Questão 1
Questão
Flagella are involved in chemotaxis
Responda
- True
- False
Questão 2
Questão
Flagella are made of actin
Responda
- True
- False
Questão 3
Questão
Cilia and flagella are...
Responda
-
The same thing
-
Similar but flagella are shorter and only wave back and forth
-
Similar but cilia are shorter and only wave back and forth
Questão 4
Questão
What is the name of the central microtubule in the flagella?
Responda
-
Axoneme
-
Metaneme
-
Medianeme
Questão 5
Questão
Which motor protein holds it all together?
Responda
-
Dyenin
-
Myosin
-
Kinesin
Questão 6
Questão
Myosin attaches to two microtubules and bends them to create motion
Responda
- True
- False
Questão 7
Questão
The sliding of the microtubules over each other is powered by
Responda
-
ATP hydrolysis
-
GTP hydrolysis
-
UTP hydrolysis
Questão 8
Responda
-
Peritrichous bacteria
-
Petrichous bacteria
-
Pericentric Bacteria
Questão 9
Responda
-
Basal body
-
Hook
-
Filament
-
Flagella body
-
Coil
-
Root
Questão 10
Questão
The flagella is made up of the 'flagellum' protein
Responda
- True
- False
Questão 11
Questão
How many protofilaments make a filament?
Responda
-
10
-
11
-
12
Questão 12
Questão
The filament can rotate 180 degrees
Responda
- True
- False
Questão 13
Questão
The following image shows Conformational Switching
Responda
- True
- False
Questão 14
Questão
Quick switching between the right and left configurations allows the bacteria to what?
Responda
-
Change directions
-
Speed up/slow down
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Attack/release a surface
Questão 15
Questão
Which of the following are the two different repeat distances protofilaments can take
Responda
-
52.7 A
-
51.9 A
-
53.6 A
-
50.1 A
Questão 16
Questão
Switching between protofilament differences causes the bacteria to speed up/slow down
Responda
- True
- False
Questão 17
Questão
Which of the following is used to provide an overall map of filament structure?
Responda
-
Cryo-Electron Microscapy
-
X-Ray Crystallography
-
X-Ray fibre diffraction
Questão 18
Questão
X-Ray crystallography was used to sow the arrangement of the molecules in a fibre
Responda
- True
- False
Questão 19
Questão
X-Ray Ribre Diffraction was used to identify individual subunits
Responda
- True
- False
Questão 20
Questão
How was a fluorophore used to measure speed and rotation?
Responda
-
The filament was removed and fluorescent bead attached to the hook, which could still move freely
-
The hook was removed and fluorescent bead attached to the filament, which could still move freely
-
Fluorescent optics measures the changes in light intensity
Questão 21
Questão
What can be measured by the flurophore method?
Responda
-
Speed of rotation
-
Rotation width
-
Hook size
-
Filament structure
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