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In the lab, they can sometimes be convinced to do it in other places. In birds, female sperm may be an especially weird thing. Sweet Sex model Erika Kitagawa deepthroats her boss enjoys fucking. The special chromosome, the W chromosome, is specific to females. In mammals, the sex of offspring is a matter of which chromosomes are inherited. If you eliminate the PGCs in a zebrafish embryo, it will develop into a sterile male that will produce no sperm. In several reports , frogs from the genus Rana have been observed mating with toads from the genus Bufo.
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In birds, the situation is reversed. They can fertilize them, but the resulting embryos will never hatch. With only half a genome, the embryo stopped growing while still a ball of cells. Then, inject them into the bloodstream of a second embryo.
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10 Weird Experiments Using Animal Sperm

Aogiri cat women sperm



Description: It probably involves a bunch of genes, but the environment is important, too. What really helps, as it turns out, is to first incubate the goat sperm inside of a pig uterus. During the experiment, many of the kidney cells caught the virus and became sick. First, take sperm-forming cells from one embryo. Finally, after several weeks, some of these ocelot cells became mature sperm.

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