Hugo de Vries was concerned with

Hugo de Vries was working with plant O. lamarkiana. He was responsible for proposing whch theory of evolutionary processess?

Hugo de Vries pioneered the theory of mutations to explain the mechanism of evolution on which he had experimented was :

Hugo de Vries stressed on

Hugo de Vries stressed on

Hugo de Vries' contribution is

Hugo de Vries' contribution is

Hugo de Vries works on the mutation in