You searched for: “biogenetics
biogenetics
1. Produced by the activity of living organisms.
2. That part of biology that seeks to account for the resemblances and the differences in organisms related by descent.

It is the science that simply studies in living organisms such genetic phenomena as heredity and evolution, development and variation; whereas the doctrinal movement that tries to anticipate or enforce the practical utilization of the scientific principles studied is eugenics.