Q: Mutations that lead to cancer usually occur in genes that control the cell cycle. these include tumor-suppressor genes and what?


Read this paragraph and choose the correct option from the provided answers:

Mutations that lead to cancer usually occur in genes that control the cell cycle. These include tumor-suppressor genes and proto-oncogenes.

 Choices:

- extinction - oncogenes

- apparition - oncogenes

- Darkness Oncogenes

- proto-oncogenes


A:
proto-oncogenes