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Down's syndrome is the result of trisomy...

Down's syndrome is the result of trisomy of which chromosome ?

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The correct Answer is:
21 (trisomy)
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  1. How many X-chromosomes are present in male grasshopper ?

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  2. Which is the smallest chromosome of human ?

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  3. Down's syndrome is the result of trisomy of which chromosome ?

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  4. Trisomy of which chromosome is responsible for Edward's syndrome ?

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  5. Absence of which chromosome causes Turner's syndrome ?

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  6. Which chromosome is called Androsome ?

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  7. Male member of bees, ants, wasps and sawflies possess how many haploid...

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  8. If one half of the body has male traits and the other half has female ...

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  9. Who first observed the sex chromosomes ?

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  10. Who first discovered the sex- linked inheritance ?

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  11. Which genetic disease is regarded as Royel disease ?

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  12. Whether a woman has the gene that generates beard in man ?

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  13. On which chromosome of man holandric genes occur ?

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  14. Haemophilia B is otherwise called what disease ?

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  15. Name the chromosome disorder which causes due to Robertsonian Transloc...

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  16. By which modern technique disputed parentages are solved ?

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  17. Who proposed strain and torsion theory to account for crossing over ?

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  18. Who proposed breakage first theory for crossing over ?

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  19. Crossing over occurs between sister chromatids. True or False ?

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  20. The gene for baldness behaves as an autosomal dominant in males and au...

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