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Journal List Toxicol Res v. To conceive a boy, try depositing sperm closer to the cervix opening which may give the more aggressive and quicker moving "boy" sperm a head start. Over the next five weeks, the fetus begins producing hormones that cause its sex organs to grow into either male or female organs. If you are dead-set on trying for a particular sex, you can incorporate a few gender swaying techniques. According to mainstream medicine, defining baby's gender is simple: Philosophical Transactions of the Royal Society B:
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Up until 7th week. A small vestigial remnant of the mesonephros, consisting of a few rudimentary tubules lying in the broad ligament between the epoophoron and the uterus. The path of development is determined by the presence of Y chromosome.
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