What Kind of Doctor Do I Need? Slideshow

Medical Definition of Ortholog

Ortholog: A gene in two or more species that has evolved from a common ancestor. Also called an orthologous gene.

Subscribe to MedicineNet's General Health Newsletter

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.

Reviewed on 6/9/2016

Health Solutions From Our Sponsors