TABLE 1

Predicted effects of recombination events and different kinds of gamete fusion during thelytokous parthenogenesis on the probability, r, that a locus heterozygous in the mother will be homozygous in the offspring, and the consequences if the locus is the complementary sex determiner (csd)

Recombination
AbsentPresent
Mode of parthenogenesisrcsdrcsd
Terminal fusion1InviableEmbedded ImageEmbedded Image inviable
Central fusion0ViableEmbedded ImageEmbedded Image inviable
Random fusionEmbedded ImageEmbedded Image inviableEmbedded ImageEmbedded Image inviable
Gamete duplication1Inviable1Inviable
Apomictic0Viable0Viable