Biology - Chromosome disorders
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This is MCQs of Biology
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Question 1 of 26
1. Question
Trisomy of chromosome number 21 in man causes:
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Question 2 of 26
2. Question
Monoglism is also known as:
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Question 3 of 26
3. Question
Which kind of disease is down syndrome?
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Question 4 of 26
4. Question
Down syndrome is due to:
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Question 5 of 26
5. Question
Down syndrome is due to chromosome number:
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Question 6 of 26
6. Question
Which of the following is a correct match?
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Question 7 of 26
7. Question
Chromosome number of Down syndrome is:
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Question 8 of 26
8. Question
A woman with 47 chromosomes due to three copies of chromosome 21 is characterized by:
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Question 9 of 26
9. Question
Which of the following is related to the high frequency of Down syndrome?
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Question 10 of 26
10. Question
Frequency of Down syndrome increases when the maternal age is:
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Question 11 of 26
11. Question
Down syndrome is due to:
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Question 12 of 26
12. Question
In Down syndrome, Karyotyping has shown that the disorder is associated with trisomy of chromosome number 21 usually due to:
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Question 13 of 26
13. Question
Whose number of sex chromosome is normal?
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Question 14 of 26
14. Question
The condition of sex chromosomes in a male child of Down syndrome will be:
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Question 15 of 26
15. Question
‘Epicanthus’ is the symptom of:
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Question 16 of 26
16. Question
Any change in sex chromosome constitution is not involved in:
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Question 17 of 26
17. Question
Down syndrome is caused by an extra copy of chromosome number 21.What percentage of offspring produced by an affected mother and a normal father would be affected by this disorder?
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Question 18 of 26
18. Question
A person who is trisomic for chromosome 18th pair is:
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Question 19 of 26
19. Question
Down , Edward and Patau syndromes are:
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Question 20 of 26
20. Question
Cri- du- chat syndrome is caused by:
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Question 21 of 26
21. Question
Cri- du- chat syndrome in humans is caused by the:
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Question 22 of 26
22. Question
Deletion of short arm of chromosome 4 (4p) results in:
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Question 23 of 26
23. Question
The’ Philadelphia chrmosome’ is found in the patients of:
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Question 24 of 26
24. Question
Which autosome in human beings gives rise ‘Philadelphia chromosme’?
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Question 25 of 26
25. Question
In humans. ‘Philadelphia chrmosome’ results from the reciprocal trans location between chromosome numbers:
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Question 26 of 26
26. Question
Burkitt’s lymphoma, a white blood cell cancer, is associated with reciprocal translocations between chromosomes:
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