biochemistry

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what the the three types of filaments?
Actin filaments, Microtubules and intermediate filaments
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what is the subunit of actin filaments?
globular actin protein
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in what direction do the g-actin cleft face?
Cleft facing Minus end
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What is the name of the first step of actin filaments formation?
Nucleation
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What is another name for nucleation
lag phase
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nucleation stage form what?
Oligomer
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what is critical concentration?
G-actin is equal to f-actin
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what are the name of the longitudinally repeating units of microtubules?
Protofilaments
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How many protofilaments form a microtubule
13
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What are the subunit of protofilaments
a-tubulin and B-tubulin
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What is the site of nucleation for microtubules
Microtubule organising centre
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what are the two microtubule motor proteins
kinesin and dynein
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which cytoskeleton filaments is the strongest?
intermediate filaments
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what is the basic subunit of intermediate filaments
tetramers
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how many tetramers form a intermediate filament
8
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what is the purpose of intermediate filaments
Provides mechanical strength
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which filament is the thinest
actin filaments
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what are the two types of anchoring junctions
cadherins and intergrins
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which tissue does not have any cell-to-cell junctions
muscle
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what is the subunit of actin filaments?

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globular actin protein

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in what direction do the g-actin cleft face?

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What is the name of the first step of actin filaments formation?

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What is another name for nucleation

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