Critical concentration is
A) the concentration of tubulin dimers at which assembly is balanced with disassembly.
B) the concentration of tubulin dimers at which assembly occurs primarily.
C) the concentration of G-actin in most muscle cells.
D) required before nucleation can occur.
E) both choices A and D
Correct Answer:
Verified
Q2: _ causes microtubules to form tight bundles
Q3: Tubulin may assemble and disassemble simultaneously in
Q4: Elongation of the microtubule occurs by the
A)addition
Q5: Which of the following cytoskeletal proteins can
Q6: Cytoskeletal elements are found in the
A)Eubacteria.
B)Archaea.
C)Eukarya.
D)choices B
Q7: Intermediate filaments
A)were first discovered in muscle cells.
B)are
Q8: Capping proteins such as CapZ
A)cause microtubules to
Q9: Axonemal microtubules
A)are highly disorganized but very stable.
B)may
Q10: Microtubules have an inner diameter of _
Q11: Which of the following is not a
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