Zoology - Principles of Inheritance and Variation Question with Solution | TestHub
ZoologyPrinciples of Inheritance and VariationGenetic DisordersEasy2 minPYQ_2020
ZoologyEasysingle choice
Which one of the following conditions indicates Klinefelter's syndrome?
Options:
Answer:
A
Solution:
Sex determining mechanism in human is of XY type. Out of 23 pairs of chromosome present, 22 pairs are exactly same in male and females, these are called as autosomes. Two X chromosomes are present in the females, whereas the presence of an X and Y chromosome are determinants of male characteristics.
44 + XO - Turner's syndrome, 44 + XY - Normal human male, 44 + XX - Normal human female
Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Principles of Inheritance and VariationSubtopic:Genetic Disorders
⏱ 2mℹ️ Source: PYQ_2020
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