X chromosome | Y chromosome | Philadelphia chromosome | polytene chromosome | Human Y-chromosome DNA haplogroup | Homologous desensitization | An inversion loop in the A arm of a chromosome from an ''Axarus |
Finally, in a published lecture of 1903 (Befruchtung und Bastardierung, Veit, Leipzig), De Vries was also the first to suggest the occurrence of recombinations between homologous chromosomes, now known as chromosomal crossovers, within a year after chromosomes were implicated in Mendelian inheritance by Walter Sutton.