genetic drift造句

This is one form of a process that biologists call genetic drift.

The question regarding is taken applicable only with respect to genetic drift.

The discontinuous component of the genetic variation pattern of a species also contains the differences among subpopulations resulting from accidents of sampling genetic drift and others.

and add such factors which causes the populationgene frequency to change as “genetic drift、the migration and the sexual selection”;

It is suggested that the gene flow and genetic drift may play an important role in maintaining the level of intrapopulation variation.