Abnormal Chromosomes Are Frequently Found in Malignant Tumours

question 10

Multiple Choice

Abnormal chromosomes are frequently found in malignant tumours. Errors such as translocations may place a gene in close proximity to different control regions. Which of the following events might then occur to make the cancer worse?

• A) an increase in nondisjunction
• B) expression of inappropriate gene products
• C) a decrease in mitotic frequency
• D) failure of the cancer cells to multiply

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