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Turner's syndrome in human females results from the loss of:
AAn M chromosome
BAn X chromosome
CAn A chromosome
DAn E chromosome
Answer & Solution
Correct answer: B. An X chromosome
1. This disorder involves the sex chromosomes.
2. Turner's syndrome results from the loss of an X chromosome in human females.
3. So the correct answer is an X chromosome.
_Source: NCERT Class 12 Biology, Ch 5 'Principles of Inheritance and Variation'_
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