Where are microtubules observed to be present in different polarities?
A) axons of nerve cells
B) animal cells in interphase
C) animal cells in mitosis
D) dendrites of nerve cells
Correct Answer:
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Q2: Which of the following is NOT a
Q3: At MTOCs,microtubule nucleation is facilitated by:
A)centrioles.
B)γ-tubulin.
C)GDP-tubulin dimers.
D)basal
Q4: The EB1 protein has several functions.Which of
Q5: A microtubule protofilament is formed by the:
A)lateral
Q6: What is a microtubule protofilament?
Q8: Growing microtubule ends are normally stabilized by:
A)a
Q9: The region of a motor protein that
Q10: The _ serves as a template for
Q11: All of the following statements describe kinesin-I
Q12: Microtubule assembly requires:
A)microtubule-associated proteins.
B)incubation at 4°C.
C)ATP.
D)a tubulin
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