The idea of mutation was brought forth by:  

1.  Hardy Weinberg, who worked on allele frequencies in a population.
2.  Charles Darwin, who observed a wide variety of organisms during the sea voyage.
3.  Hugo do Vries, who worked on evening primrose.
4.  Gregor Mendel, who worked on PisumSativum. 

Subtopic:  Hugo De Vries Theory of Evolution |
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