Which of the Following Statements About Radioactive Isotopes Is True

question 30

Multiple Choice

Which of the following statements about radioactive isotopes is true?

• A)The nuclei of radioactive isotopes are unusually stable,but the atoms tend to lose electrons.
• B)Radioactive elements are natural and therefore not harmful.
• C)The energy emitted by radioactive isotopes can break chemical bonds and cause molecular damage in cells.
• D)When given a choice between radioactive and nonradioactive isotopes of the same atom,living cells are more likely to incorporate the radioactive isotopes into their structures.

---

Definitions:

Passive Behavior

A pattern of avoiding confrontation and not expressing needs or desires directly.

Emotional Support

The provision of reassurance, acceptance, and encouragement during times of stress.

Instrumental Aid

Assistance given to someone, often in practical or material form, to support them in achieving a task or overcoming a difficulty.

Appraisal

The process of assessing or evaluating the significance of something, often in terms of how it impacts one's emotions or stress levels.