Some workers, indeed, are capable of parthenogenesis, and give birth to children who never had fathers.
"Kwaidan: Stories and Studies of Strange Things" by Lafcadio Hearn
The question may be raised whether the larvae produced by artificial parthenogenesis can reach the mature stage.
"Darwin and Modern Science" by A.C. Seward and Others
Dallas (who has translated Von Siebold on Parthenogenesis, and many German works, and who writes very good English) to translate the book.
"The Life and Letters of Charles Darwin, Volume II (of II)" by Charles Darwin
Of the union of the two sexes, females alone are born; parthenogenesis gives birth at the same time to females and males.
"Bramble-bees and Others" by J. Henri Fabre
But let us return to that special form of her resistless intervention that we find in parthenogenesis.
"The Life of the Bee" by Maurice Maeterlinck
And did not parthenogenesis occur in the silk moth?
"The Inside of the Cup, Complete" by Winston Churchill
Grimm on parthenogenesis, 168.
"Our Common Insects" by Alpheus Spring Packard
In all of these nuts it seemed to me we were probably dealing with parthenogenesis.
"Northern Nut Growers Association, Report of the Proceedings at the Fourth Annual Meeting" by Various
In ordinary parthenogenesis the fruit grows without any pollen influence at all.
"Northern Nut Growers Association Report of the Proceedings at the Fifth Annual Meeting" by Various
A chapter in Darwinism, and parthenogenesis.
"Introduction to the Science of Sociology" by Robert E. Park
Parthenogenesis is no longer wonderful; in fact, the wonder is that it should not oftener occur.
"The Variation of Animals and Plants Under Domestication, Volume II (of 2)" by Charles Darwin
Sex-generation is the mark of a higher organism than parthenogenesis.
"A Critical History of Greek Philosophy" by W. T. Stace
He supports parthenogenesis in some plants.
"Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3" by Various
Name some animal in which parthenogenesis commonly takes place.
"A Guide for the Study of Animals" by Worrallo Whitney
Parthenogenesis, or development of the female gamete without fertilization, is known to occur in many groups of the animal kingdom.
"Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3" by Various
This power of parthenogenesis, however, cannot continue indefinitely without extinction.
"Degeneracy" by Eugene S. Talbot
You can bring about parthenogenesis only by positive ions.
"The Universe a Vast Electric Organism" by George Woodward Warder
PARTHENOGENESIS in the Tenthredinae, i.
"The Descent of Man and Selection in Relation to Sex" by Charles Darwin
In the case of many insects in which parthenogenesis occurs, the determination of sex depends upon fertilisation.
"The Biological Problem of To-day" by Oscar Hertwig
It has been shown that in the artificial summer of a green-house, parthenogenesis may continue for four years.
"Herbert Spencer" by J. Arthur Thomson