Find the best solutions to your problems with the help of IDNLearn.com's expert users. Get accurate answers to your questions from our community of experts who are always ready to provide timely and relevant solutions.
The answer is A
Explanation:
Two classes of genes, oncogenes and tumor suppressor genes, link cell cycle control to tumor formation and development. Oncogenes in their proto-oncogene state drive the cell cycle forward, allowing cells to proceed from one cell cycle stage to the next.