Lung Cancer Has Been Linked to

Q46: Pesticide residues are commonly found in<br>A) tomatoes.<br>B)

Q47: Half of all cancers are caused by<br>A)

Q48: Selecting the Exception Four of the five

Q49: For most people, the greatest radiation risk

Q50: Cancers of blood-forming regions are called<br>A) sarcomas.<br>B)

Q52: A smart way to help your body

Q53: How many people in the United States

Q54: The most commonly used tool to confirm

Q55: The p53 gene<br>A) is a tumor suppressor

Q60: The usual, naturally-occurring mechanism that prevents development