Encyclopedia: YCH...

Encyclopedia : Y : Y : YCH (18 articles)

Y-chromosomal Aaron
Y-chromosomal Aaron is the name given to the hypothesised ancestor of the Kohanim (singular "Kohen" or Kohane), a patrilineal priestly caste in Judaism. In Scripture, this ancestor is identified as Aaron, the brother of Moses. The techniques used to find Y-chromosomal Aaron were first popularized..

Y-chromosomal Adam
In human genetics, Y-chromosomal Adam (Y-mrca) is the patrilinear human most recent common ancestor, from whom all Y chromosomes in living humans are descended. Y-chromosomal Adam is thus the male counterpart of Mitochondrial Eve (the mt-mrca), the matrilinear human most recent common ancestor, fr..

Yü Cheng-hsieh
Yü Cheng-hsieh (1775-1804) was a Chinese feminist and noted critic of foot binding, widow chastity, and the double standard. A skilled philologist, Yü researched the history of language, which influenced his views on women. According to his interpretation the Han historical texts supported an egal..

Y chromosome
This does not cite its [[Opentopia:Citing sources|references or sources]]. You can [[Opentopia:WikiProject Fact and Reference Check|help]] Wikipedia by introducing appropriate citations. The Y chromosome is one of the two sex-determining chromosomes in humans and most other mammals, the other being..

Y chromosome microdeletion
Y chromosome microdeletion (YCM) is a family of genetic disorders caused by missing gene(s) in the Y chromosome. Many men with YCM exhibit no symptoms and lead normal lives. However, YCM is also known to be present in a significant number of men with reduced fertility. Men with reduced sperm produc..

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