The Warburg Effect Is the Observation That Cancer Cells Produce

question 75

Multiple Choice

The Warburg effect is the observation that cancer cells produce energy using a high rate of glycolysis followed by fermentation rather than oxidative phosphorylation. Although the exact cause is still under investigation, which explanation is most plausible?

• A) Tumors attract blood vessels to increase levels of available oxygen.
• B) In order to grow quickly, high levels of ATP are required.
• C) Mutations in phosphofructokinase prevent feedback inhibition.
• D) Tumor formation upregulates glycolytic proteins.
• E) Rapid cell proliferation damages mitochondrial function.

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Definitions:

Independent Variable

In an experiment, the variable that is manipulated or changed by the researcher to observe its effect on the dependent variable.

Emphasis

Special importance, value, or prominence given to something.

Correlational Approach

A research method that examines the extent to which two variables are related, without inferring a cause-and-effect relationship.

Social Psychologists

Researchers who study how individuals think, influence, and relate to one another within the context of society.