Why don’t humans all look the same? From your humble servant, Arjun Jacob Roy Robertson II of Kolkata

Question: Why don't humans all look the same? From your humble servant, Arjun Jacob Roy Robertson II of Kolkata
- Keywords:
  difference,
  different,
  evolution,
  evolve,
  gene,
  genetic,
  human
Asked by arobertson to Audra, Fiona, Gavin, Justin, Steve on 18 Mar 2012.
- Audra Benjamin answered on 18 Mar 2012:
  
  We don’t look the same because we have different genetic make up, only identical twins look the same because they are formed from the same genetic material. But even identical twins can be different because of environmental effects on our bodies like disease or poor nutrition.

Question: Why don't humans all look the same? From your humble servant, Arjun Jacob Roy Robertson II of Kolkata