Description:
(Danish Botanist, Physiologist, and Geneticist Best Known for Coining the Terms Gene, Phenotype and Genotype) Danish geneticist and botanist Wilhelm Ludvig Johannsen is remembered for his research on plant heredity. Initially a professor, who had also taught plant physiology at the University of Copenhagen, he later focused on research. He is also credited with coining the terms phenotype, genotype, and genes.