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Sickle-cell anaemia is caused due to the...

Sickle-cell anaemia is caused due to the substitution of :

A

Valine at the 6th position of alpha globin chain by glutamic acid

B

Glutamic acid at the 6th position of beta globin chain by valine

C

Valine at the 6th position of beta globin chain by glutamic

D

Glycine at the 6th position of alpha globin chain by glutamic acid

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The correct Answer is:
B
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Sickle cell anaemia is caused by the substitution of Glu by ………... at the sixth position of the beta-globin chain of the hemoglobin molecule.

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ARIHANT NEET-HUMAN GENETICS-Chapter Exercise (c) Medical entrances gallery (Collection of questions asked in NEET & Various Medical Entrance Exams)
  1. The genotype of a person suffering from Klinefelter's symdrome is

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  2. In alpha thalasssemia the gene HBAI is located on chromosome

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  3. Sickle-cell anaemia is caused due to the substitution of :

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  4. Down's syndrome is an example

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  5. In down's syndrome (Mongolism), each cell has how many chromosomes?

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  6. In the given pedigree, the shaded individuals are homozygous recessive...

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  7. Haemophilia is related to

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  8. The gene of sickle cell anaemia is inherited by

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  9. Represented below is the inheritance pattern of a certain type of trai...

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  10. A normal - visioned man whose father was colourblind. Theiy have their...

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  11. A woman with albinic father marries an albinic man. The proportion of ...

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  12. Which following pair of diseases is caused by two genes located on hum...

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  13. If father shown normal gentype and mother shown a carrier trait for ha...

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  14. Cri-du-chat syndrome in humans is caused by the :

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  15. Colour blindness is caused due to

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  16. The chromosomal condition in Turner's syndrome is or A human female ...

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  17. A hereditary disease which is never passed on from father to son is :

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  18. Absence of one sex chromosome causes

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  19. More men suffer from colour blindess than women because

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  20. Which one of the following symbols and its representation, used in hu...

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