574 bytes removed ,  22:50, 26 October 2011
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* Occurs in Mares
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#redirect[[Intersex#Abnormalities of chromosomal sex]]
* X0 sex chromosome complement
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* Normal autosomal chromosome complement
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* Develop an ovary
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* There is only one active X chromosome, so Oocytes die.
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* The death of Oocytes is followed by loss of follicles.
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* This leads to Ovarian Dysgensis (abnormal development) and a highly regressed Streaky Ovary that does not secrete the normal ovarian steroid hormones.
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* The Ovary therefore lacks tone and has no follicular cycles.
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'''''Morphology'''''
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* Normal external genetalia
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* Small stature
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* Flaccid Uterus
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* Small, inactive Ovaries
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* Complete absence of Ovarian activity and consequent Anoestrous
 
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