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Question
Which of the following traits is never observed in a human female?
Options
Hypertrichosis
Haemophilia
Colour blindness
Myopia
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Solution
Hypertrichosis
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RELATED QUESTIONS
Why are thalassemia and haemophilia categorized as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
About 8% of the human male population suffers from colour blindness, whereas only about 0.4% of the human female population suffers from this disease. Write an explanation to show how it is possible.
Very Short Answer Question.
Give an example of a chromosomal disorder caused due to nondisjunction of autosomes.
What are the different characters that develop due to Klinefelter's syndrome?
Match the Column I and Column II and select the correct option.
| List-I | List-II | ||
| i. | Holandric genes | a. | Pleiotropy |
| ii. | Multiple effects of a single gene | b. | Hypertrichosis |
| iii. | Skin colour in man | c. | Multiple Alleles |
| iv. | ABO Blood types | d. | Polygenic inheritance |
The correct answer is
In Klinefelter syndrome, an extra chromosome is a result of non-disjunction of X-chromosome during ____________.
Females with Turner’s syndrome have ______.
If a father and son are both defective in red-green colour vision, is it likely that the son inherited the trait from his father? Comment.
In Down's syndrome, karyotyping has shown that the disorder is associated with trisomy of chromosome number 21 usually due to ______.
Short stature in females, webbed neck absence of menstrual cycle and sterility are characteristics which of the following disease?
