Which of the Following Statements About Microtubules Is TRUE

question 52

Multiple Choice

Which of the following statements about microtubules is TRUE?

• A)Motor proteins move in a directional fashion along microtubules by using the inherent structural polarity of a protofilament.
• B)The centromere nucleates the microtubules of the mitotic spindle.
• C)Because microtubules are subject to dynamic instability, they are used only for transient structures in a cell.
• D)ATP hydrolysis by a tubulin heterodimer is important for controlling the growth of a microtubule.

---

Definitions:

Activity-Based Costing

A method of allocating overhead and indirect costs to specific products or projects based on their consumption of resources.

Predetermined Overhead Rate

A rate calculated at the beginning of an accounting period, used to allocate overhead costs to products or job orders based on a certain activity.

Customizing Department

A specialized division within a company dedicated to tailoring products or services to individual customer specifications or preferences.

Job-Order Costing System

A costing system that accumulates costs individually for each job.