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Sickle cell anaemia is an example of...

Sickle cell anaemia is an example of

A

an autosomal linked dominant trait

B

caused by substitution of valine by glutamic acid in the `beta` globin chain of haemoglobin

C

caused by a change in base pair of DNA

D

characterized by elongated sickel like RBCs with nucleus

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The correct Answer is:
C
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AAKASH SERIES-PRINCIPLES OF INHERITANCE AND VARIATION-EXERCISE -III (Previous AIPMT /NEET Questions)
  1. The incorrect statement with regard to haemophilia is

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  2. A certain road accident patient with unknown blood group needs immedia...

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  3. If two persons with AB blood group marry and have sufficiently large n...

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  4. A normal visioned man whose father was coloured blind, marries a woman...

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  5. Represented below is the inheritance pattern of a certain typeof trait...

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  6. Which one of the following conditions correctly describes the manner o...

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  7. What would be the number of chromosomes of the aleurone cells of a pla...

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  8. Which one of the following has its own DNA?

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  9. Which one of the folloiwng symbols and its representation used in huma...

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  10. Sickle cell anaemia is an example of

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  11. Select the incorrect statement form the following.

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  12. Study the pedigree charge given below What does it show?

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  13. Point mutation involves

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

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  15. In pea plants, yellow seeds ar dominant to green. If a heterozygous ye...

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  16. What is true about the isolated small tribal populations?

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  17. A common test to find the genotype of a hybrid is by

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  18. Two genes R and Y are located very close on the chromosomal linkage ma...

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  19. A human male produces sperms with the genotypes AB, Ab, aB and ab pert...

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  20. What is true about the isolated small tribal populations?

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