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She testicles eunuch sperm ovaries

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Physicians throughout time have analyzed, compared, and puzzled over the male and female reproductive organs. Were men and women different? Were they different in degree or in kind? From antiquity through the Renaissance, most physicians portrayed the female and male reproductive organs as counterparts of each other and wrote of homologous anatomical structures. Female genital organs were often explained as "lesser" male organs due to differences in size, complexion and orientation. Words such as testes applied to both male and female reproductive parts, since it was believed that both produce substance by similar means that contributed to generation.
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Self-fertilization in human: having a male embryo without a father

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Is there any reproductive future left for men?

Castration also known as orchiectomy or orchidectomy is any action, surgical , chemical , or otherwise, by which an individual loses use of the testicles : the male gonad. Surgical castration is bilateral orchiectomy excision of both testicles , and chemical castration uses pharmaceutical drugs to deactivate the testes. Castration causes sterilization preventing the castrated person or animal from reproducing ; it also greatly reduces the production of certain hormones , such as testosterone. Surgical castration in animals is often called neutering. The term castration is sometimes also used to refer to the removal of the ovaries in the female, otherwise known as an oophorectomy , or the removal of internal testes, otherwise known as gonadectomy.
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Castration

The congenital absence of the testicle from the scrotum, or cryptorchidism, as this condition is called, is a subject rich in literature, for it has attracted the attention of physicians for three hundred years. The early writings require no special consideration, inasmuch as they have been thoroughly reviewed by Godard, 1 whose thesis on this subject, published at Paris in , serves as the basis of all future studies of this question. A copy of this thesis constitutes one of the many priceless treasures of Dr.
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Are men becoming redundant or even obsolete? Thanks to molecular biology, we know that X- and the Y-chromosomes have evolved from a pair of autosomes Lahn and Page, It was first estimated that about million years ago, reptile-like ancestors of today mammals developed an allelic variation causing this organism to develop as a male individual Graves, However, more recent research has put this estimate of divergence million years younger than previously estimated Veyrunes et al. This allelic variation, i.
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