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What is necessary for the production of a malignant tumor?

Updated: 8/19/2019
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12y ago

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assuming the answers are

A.) activation of an oncogene in the cell

B.) the inactivation of tumor-supressor genes within the cell

C.) presence of mutagenic substances within the cell's environment

D.) the presence of a retrovirus within the cell

E.) both A and B are necessary

It is A.)

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12y ago
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Q: What is necessary for the production of a malignant tumor?
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