Questions and Answers
Which of the following is a possible sign or symptom of cancer?
Unexplained weight loss
What percentage of cancer deaths are caused by tobacco use?
22%
Which of the following is NOT a risk factor for cancer?
Regular exercise
What percentage of cancers in the developing world are caused by infections?
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How do certain factors contribute to the development of cancer?
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Which of the following is a characteristic of cancer?
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What are some possible signs and symptoms of cancer?
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What is a major cause of cancer deaths?
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Which of the following infections can contribute to the development of cancer?
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How do certain factors contribute to the development of cancer?
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