Radioactive Isotopes Are Biological Tools That Are Often Used to

question 60

Multiple Choice

Radioactive isotopes are biological tools that are often used to

• A) measure the size of fossils.
• B) detect brain tumors and other important medical technologies.
• C) increase the pH of blood.
• D) build up a store of calcium in a cell.

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Definitions:

Random Digit Dialing

A method used by researchers to select people for participation in telephone surveys by randomly generating telephone numbers.

National Samples

Are representative selections of individuals or entities drawn from a country's population, often used in surveys or research to make inferences about the general population.

College Education

Higher education pursued after the completion of secondary education, typically in a college or university, offering degrees in various fields.

Gender Gap

The difference in attitudes or behaviors between women and men, often observed in voting patterns and political opinions.