Which of the Following Structures or Molecules Is Required in Order

question 56

Multiple Choice

Which of the following structures or molecules is required in order for motor proteins to facilitate movement of chromosomes toward the poles in mitosis?

• A) intact centromeres
• B) actin microfilaments
• C) ATP as an energy source
• D) intact cohesin

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Definitions:

Sample

A subset of a population selected for measurement, observation, or questioning to provide statistical information about the whole.

Biased Sample

A sample that does not accurately represent the population from which it was drawn, usually due to prejudiced selection methods.

Representative Sample

A segment of a population that correctly embodies the traits of the entire population group.

Biased Population

A group in which certain characteristics are over- or underrepresented, leading to skewed or unrepresentative sample outcomes.