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State whether the following is true or false.
Cancer is best described as a disease of unregulated cell division.

  • A.True
  • B.False
  • C.True only at large scales
  • D.False only at small scales

Answer: A

The defining feature is division that continues in defiance of the normal controls, together with an ability to invade and spread. Several separate mutations are usually needed before a cell behaves that way. The requirement for several hits is why cancer risk rises steeply with age.

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