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Dysgenics is the study of...

Dysgenics is the study of

A

Evolution in man

B

Improving human race

C

Chromosomal mutations

D

Undesirable traits of the human race and the gene causing them

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The correct Answer is:
D
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ARIHANT NEET-HUMAN GENETICS-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
  1. One way of determining sex-linked inheritance is :

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  2. A single recessive allele will produce its phenotypic effect when it ...

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  3. Dysgenics is the study of

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  4. Which of thefollowing is not a symptom of alkaptonuria?

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  5. The colour blindness is more likely to occur in males than in females ...

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  6. If both parents of a male child are normal,what are the chances of the...

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  7. This pedigree is of a rare trait, in which children have extra fingers...

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  8. Haemophilia is a condition where there is :

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  9. Haemophilic female marries normall male, the theoretical ratio of thei...

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  10. Which studying a human blood smear, it was noticed that several white ...

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  11. Edwrd's, patau's and down's syndrome are

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  12. Which is not an X- linked recessive disease?

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  13. Brachydactyly is due to:

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  14. Which of the following should be avoided in biological marriages ?

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  15. Sex -linked chromosomes of man are

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

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  17. In man, four phenotypes of blood groups are due to the presence of ant...

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  18. Sex-linked traits are

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  19. Both sickle-cell anaemia and huntingon's chorea are

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  20. A Rh^-mother carrying a Rh^- child then :

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