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Which of the following is a correct matc...

Which of the following is a correct match ?

A

Down's syndrome - 21st chromosome

B

Sickle cell anaemia - X-chromosome

C

Haemophilia - Y-chromosome

D

Parkinson's disease - X and Y chromosome

Text Solution

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The correct Answer is:
A
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NCERT FINGERTIPS-PRACTICE PAPERS-Practice paper
  1. Given below is a pedigree chart of a family with five children. It sho...

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  2. In sweat pea, genes C and P are necessary for colour in flowers. The f...

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  3. Which of the following is a correct match ?

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  4. During transcription, holoenzyme RNA polymerase binds to a DNA sequenc...

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  5. The term ''niche'' of a species refers to:

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  6. Primary succession on land occurs as

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  7. Hotspots are priority areas for in situ conservation. The key criteria...

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  8. The character that proves that frogs have evolved from fishes is

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  9. The given figure shows the thickness of the uterine layer of an adult ...

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  10. Which of these combinations is most likely to be present before ovulat...

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  11. Amniocentesis involves

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  12. Presence of which of the following hormones in the urine confirms preg...

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  13. Darwin's finches represent

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  14. Genetic drift operates only in

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  15. Which of the following is correct order of the evolutionary history of...

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  16. The given flow chart shows classfication of acquired immunity. What ty...

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  17. An autoimmune disease is:

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  18. The Lederberg replica plating experiment showed that

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  19. The given table shows ome information about the trophic levels of a fo...

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  20. The density of a population in a given habitat during a period, fluctu...

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