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Sickle cell anaemia is...

Sickle cell anaemia is

A

An autosomal linked dominant trait

B

Caused by subsitution of valine by glumic acid in the `beta`-globin chain of haemoglobin

C

Caused by a change in base pair of DNA

D

Characterized by elongated sickle like RBCs with a nucleus

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The correct Answer is:
c
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MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
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  2. Karyotype is :

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  3. Sickle cell anaemia is

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  4. Point mutation involves

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  5. Select the incorrect statement from the following

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  6. A woman is married for the second time. Her first husband was ABO bloo...

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  7. In prokaryotes, the process of replication is cataysed by the followin...

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  8. Who proposed mutation theory

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  9. Identify the wrong statement

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  10. ABO blood grouping in human beings cites the example of

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  11. Which of the following genotypes does notproduce any sugar polymer on ...

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  12. Gynaecomastia is a common feature seen in

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  13. Which of the following is not a Mendelian disroder

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  14. Haemophilia in man is due to

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  15. Inheritance of flower colour is an example of incomplete dominance, wh...

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  16. The graphical representation to calculate the probability of all possi...

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  17. Single step large mutation leading to speciation is also called

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  18. In Antirrhinium two plants with pink flowers were hybridized. The F(1)...

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  19. A cross in which an organism showing a dominant phentype is crossed wi...

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  20. ABO blood grouping is controlled by gene I which has three alleles and...

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