Describe the role of of protoonco genes in the formation of as tumour.

Question: Describe the role of of protoonco genes in the formation of as tumour.

Asked by mildredmad to Jo, Leo on 25 Jun 2010 in Categories: General.
- Leo Garcia answered on 25 Jun 2010:
  
  A proto-oncogene is a normal gene which can become a cancer causing gene because of some mutation, or something going wrong with it. Proto-oncogenes often code for controls on cell regulation and division, and so errors in that gene may result in an agent which actually causes tumour formation.

Question: Describe the role of of protoonco genes in the formation of as tumour.