Not so inefficient reproduction.
Semprini
A E
AE
Simoni
G
G
D000022:Abortion, Spontaneous / Q000235:genetics / Q000503:physiopathology; D000328:Adult; D000782:Aneuploidy; D002875:Chromosomes / Q000235:genetics; D000013:Congenital Abnormalities / Q000235:genetics; D005260:Female; D005306:Fertilization / Q000235:genetics / Q000502:physiology; D005544:Forecasting; D014644:Genetic Variation; D005838:Genotype; D005854:Germ Cells; D006801:Humans; D008423:Maternal Age; D009154:Mutation / Q000235:genetics; D011247:Pregnancy; D012098:Reproduction / Q000235:genetics / Q000502:physiology*; D012641:Selection, Genetic