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Cri-du-chat syndrome in humans is caused...

Cri-du-chat syndrome in humans is caused by the

A

Fertilization of an XX egg by a normal Y- bearing sperm

B

Loss of half of the short arm of chromosome 5

C

Loss of half of the long arm of chromosome 5

D

Trisomy of `21^(st)` chromosome.

Text Solution

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The correct Answer is:
B
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ALLEN-BIOLOGY IN HUMAN WELFARE (HEALTH & DISEASES) -Exercise -II
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  2. Antibodies in our body are complex

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  3. HIV that causes AIDS, first starts destroying

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  4. Sickel cell anaemia has not been eliminated from African population as

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  5. Both sickle cell anaemia and Huntington's cholera are

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  6. The given figure shows an angiogram of the coronary blood vessel. Whic...

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  7. Increased asthmatic attacks in certain seasons are related to

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  8. Lysozyme that is present in perspiration, saliva and tears destroys

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  9. Which one of the following condition in humans is correctly matched wi...

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  10. The most active phagocytic white blood cells are

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  11. Match the following columns

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  12. To which type of barriers under innate immunity, do the saliva in the ...

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  13. Which one of the following is the correct statement regarding the part...

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  14. In a standard ECG which one of the following alphabets is the correct ...

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  15. Which one of the following statements is correct ?

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  16. Which of the following is a pair of viral diseases?

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  17. A person likely to develop tetanus is immunised by administering

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  18. Use of anti-histamines and steroids give a quick relief from

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  19. The genetic defect-Adenosine Deaminase deficiency may be cured permane...

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  20. The letter T in lymphocyte refers to

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