Which of the Following Is the Major Event Associated with the Retinoblastoma

question 66

Multiple Choice

Which of the following is the major event associated with the retinoblastoma cancer?

• A) a translocation involving chromosomes 9 and 22
• B) both copies of a tumor-suppressor gene being inactivated
• C) a translocation resulting in the enhanced expression of an oncogene
• D) a mutation resulting in an activated RAS oncogene
• E) inactivation of a major DNA repair system

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