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प्रश्न
What are the different characters that develop due to Klinefelter's syndrome?
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उत्तर
Klinefelter syndrome (XXY males):
- It is a chromosomal disorder caused due to an extra X chromosome in males. Thus genotype of individuals is 44 + XXY. They are described as feminized males.
- The extra chromosome is a result of the non-disjunction of the X-chromosome during meiosis.
- The individual is male and has overall masculine development.
- Individuals have harsh voice pitch and under developed testis.
- They are tall with long arms, feminine development (development of breast i.e. Gynaecomastia), and spermatogenesis does not occur, therefore, individuals are sterile.
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संबंधित प्रश्न
Why are thalassemia and haemophilia categorized as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
Give reasons for the development of Turner’s syndrome and also mention its symptoms.
Identify the INCORRECT statement.
If a colour-blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour-blind is ______.
Females with Turner’s syndrome have ______.
It is said, that the harmful alleles get eliminated from population over a period of time, yet sickle cell anaemia is persisting in human population. Why?
What is the genotype of Turner's Syndrome?
Describe Klinefelter’s syndrome.
Which of the following correctly represents the chain of causation from gene defect to disease phenotype?
Which list contains only Mendelian disorders?
