Mutations in three broad classes of genes play key roles in cancer induction: 

Proto-oncogenes genes
Tumor-suppressor genes
Genome maintenance genes

TLS Online TPP Program

#Id: 9537

#Unit 11. Evolution and Behavior

Proximate causes - The subject of cell biology, neurobiology, and many other biological disciplines.

Ultimate causes - Their historical causes, especially the action of natural selection.

TLS Online TPP Program

#Id: 1896

#Unit 4. Cell Communication and Cell Signaling

Regulatory T cells inactivate traditional T cells.

TLS Online TPP Program

#Id: 1132

#Unit 2. Cellular Organization

Cyclin-dependent kinases are a family of Serine/Threonine kinases.

TLS Online TPP Program

#Id: 6255

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 752

#Unit 3. Fundamental Processes

DNA polymerase binds two divalent metal ions (typically Mg2+ orZn2+) that alter the chemical environment around the correctly base-paired dNTP and the 3’-OH of the primer