टर्नर्स सिंड्रोम , TURNER'S SYNDROME

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टर्नर्स सिंड्रोम ( TURNER'S SYNDROME ) :–

 जब मनुष्य के द्विगुणित क्रोमोसोम में से एक की कमी हो जाती है तो यह सिंड्रोम उत्पन्न होता है । इस प्रकार यह - मोनोसोमी (2n -1) का उदाहरण है । इसमें मानव शरीर में क्रोमोसोम की संख्या 45 रह जाती है । यह संलक्षण नारियों में पाया जाता है । इस संलक्षण में नारियों के अंडाशय (ovary) अपरिपक्व (immature) होते हैं तथा इनमें द्वितीयक लैंगिक लक्षणों (secondary sexual characters) का अभाव रहता है । ऐसी स्त्रियाँ बाँझ होती हैं यानि बच्चे पैदा करने की क्षमता इनमें नहीं रहती है ।

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