Sexual transfer of specific genes without gametic fusion.
D002875:Chromosomes / Q000528:radiation effects; D003433:Crosses, Genetic; D004261:DNA Replication; D008954:Models, Biological; D010944:Plants; D010947:Plants, Toxic; D011058:Pollen / Q000528:radiation effects*; D011831:Radiation Genetics; D011995:Recombination, Genetic; D014026:Nicotiana