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Cancer is a disease caused by uncontrolled growth and division of a cell.
Radiation can make normal cells change into cancer cells by a mutation. Cancer often leads to the death of the host. |
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Useful Links |
Biological Environment > Cancer
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This site tells the story of the history of the universe. Click Earlier and Later to follow the story.
Note: Many facts have been simplified to make them easier to understand.
Click here to read Time Crystal, history of the Universe as sci-fi fantasy romance!
Note: Many facts have been simplified to make them easier to understand.
Click here to read Time Crystal, history of the Universe as sci-fi fantasy romance!
