What Was the Initial Explanation for the Sensitivity of Cancer

question 28

Multiple Choice

What was the initial explanation for the sensitivity of cancer cells to radiation therapy and chemotherapy as compared to normal cells?

• A)Cancer cells are sensitive to radiation and chemotherapy because they divide more rapidly.
• B)Cancer cells are sensitive to radiation and chemotherapy because once they sustain genetic damage, they continue through the cell cycle while repair is incomplete and that triggers metastasis.
• C)Cancer cells are sensitive to radiation and chemotherapy because they divide more slowly.
• D)Cancer cells are sensitive to radiation and chemotherapy because they will not undergo apoptosis.

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Definitions:

Carbohydrates

Organic compounds made up of carbon, hydrogen, and oxygen, serving as a major energy source and structural component of living organisms.

Hemoglobin

An iron-containing protein in red blood cells that is essential for the transport of oxygen from the lungs to the tissues of the body.

Proteins

Large molecules composed of amino acids, essential for structure, function, and regulation of the body's tissues and organs.

Basal Metabolic Rate

The pace at which the body expends energy during rest to support critical activities such as respiration and temperature regulation.