The result of ____, the first step in the progression of tumor development, is the formation of genetic mutations that alter gene expression and induce abnormal cell division.

Question

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Initiation is the first step in tumor development, characterized by the formation of genetic mutations that initiate abnormal cell growth and division. Carcinogenesis refers to the process of tumor development as a whole, while promotion and metastasis refer to later stages in tumor progression.

The Result of ____, the First Step in the Progression