Use the Following Information to Answer the Questions Below

question 60

Multiple Choice

Use the following information to answer the questions below.
Nucleotides can be radiolabeled before they are incorporated into newly forming DNA and can therefore be assayed to track their incorporation. In a set of experiments, a student-faculty research team used labeled T nucleotides and introduced these into the culture of dividing human cells at specific times.
-The drug cytochalasin B blocks the function of actin. Which of the following aspects of the animal cell cycle would be most disrupted by cytochalasin B?

• A) spindle formation
• B) spindle attachment to kinetochores
• C) DNA synthesis
• D) cell elongation during anaphase
• E) cleavage furrow formation and cytokinesis

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Definitions:

Specific Tax

A fixed amount of tax imposed on a product, service, or transaction, regardless of its price.

Competitive Market

A market structure characterized by a large number of buyers and sellers where no single participant can significantly influence the price of goods or services.

Demand Curve

A graph showing the relationship between the price of a good and the amount of the good that consumers are willing to purchase at that price.

Deadweight Loss

The reduction in economic efficiency that happens when equilibrium is not reached or is unattainable for a specific good or service.