Why is chemotherapy but not radiation therapy used to treat cancers that have spread throughout the body?

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    Radiating the entire body would cause too much healthy tissue damage.
    Chemotherapy kills rapidly dividing cells regardless of location in the body.
    Cancerous cells become resistant to radiation once they have begun to spread through the body.
    Both the first and second answers are correct.
    Both the second and third answers are correct.

asked May 30, 2013 in Biology by anonymous
    

1 Answer

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Both the first and second answers are correct.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)

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