BIO 353 Exam 2 ASU Complete Questions And Answers
The monomer of tubulin: ANS is a heterodimer with a total molecular weight of 110 kDa.
Treadmilling can occur ANS in a test tube for actin filaments and microtubules
Molecular motors working with microtubules ANS are calcium-dependent ATPa...
BIO 353 Exam 2 ASU Complete Questions And
Answers
The monomer of tubulin: ANS is a heterodimer with a total molecular weight of 110 kDa.
Treadmilling can occur ANS in a test tube for actin filaments and microtubules
Molecular motors working with microtubules ANS are calcium-dependent ATPases
Dynein is a molecular motor that: ANS moves cargo to the centrosome
To move cargo from one side of the cell to the other, the sequence would be in the following order:
ANS dynein, centrosome, kinesin
The electron dense cloud surrounding the centrioles in animal cells contains nucleation sites for ANS
MTs made of gamma tubulin
The 9+0 configuration refers to......, and is found only in ........cells. ANS centrioles, animal
At steady state equilibrium, microtubules in a test tube have a ....... and .....end. ANS assembly,
disassembly
In a living cell, which end of the microtubule is effectively capped? ANS disassembly end
The intracellular preference for microtubules is ANS the centrosome
Gamma-tubulin is present in ANS the centrosome
The outer diameter of a microtubule is ....... nm. ANS 25
, The dynactin complex acts only on actin filaments. ANS false
The barrier function of an epithelium extends the role of the plasma membrane over a larger surface
area ANS true
Desmosome junctions are calcium-dependent but cadherin junctions are not. ANS false
A hemidesmosome connects one cell to another ANS true
Gap junctions in plant cells cannot close ANS true
Nuclear lamins differs in all the different cell types of an organism ANS false
Desmin is present in muscle cells ANS true
In neurons, actin filaments are really intermediate filaments ANS false
Intermediate filaments assemble and disassemble in a living cell ANS false
Intermediate filaments have no more strength than a microtubule dimer ANS false
One of the reasons that intermediate filaments have strength is the same reason that bipolar fibers of
myosin II have strength ANS true
It is important to be able to repeatedly fractionate the cell. ANS true
Homogenization buffer can be identical to an intracellular buffer ANS true
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