Which of the following statements are correct regarding Turner's syndrome? A. It is caused due to the presence of an additional copy of chromosome number 21. B. The affected individuals are sterile females. C. It is characterized by overall masculine development along with gynaecomastia. D. They possess rudimentary ovaries and lack other secondary sexual characters. E. The affected individual has a broad palm with a

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Turner's syndrome is caused by the absence of one of the X chromosomes, resulting in a karyotype of 45, X0. Statement A is incorrect because the presence of an additional copy of chromosome 21 causes Down's syndrome. Statement B is correct as individuals affected by Turner's syndrome are sterile females. Statement C is incorrect because overall masculine development along with gynaecomastia is a characteristic of Klinefelter's syndrome (47, XXY). Statement D is correct because females with Turner's syndrome have ru