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An abnormality due to dominant gene is...

An abnormality due to dominant gene is

A

Phenylketonuria

B

Alkaptonuria

C

Polydactyly

D

Tay-Sach's syndrome

Text Solution

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The correct Answer is:
C
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ARIHANT NEET-HUMAN GENETICS-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
  1. Father has AB blood group,mother has B, which of the following will no...

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  2. A sex -linked recessive trait found on X-chromosome is

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  3. An abnormality due to dominant gene is

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  4. A disease sometimes found in persons above 40 which is charachterised ...

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  5. Human syndroms arise due to chromosomal abnormalities Which one of the...

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  6. XX chromosomal condition is

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  7. Duchenne muscular dystrophy is caused by the presence of :

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  8. Parents with blood group O will have children with blood groups

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  9. After the age of 40 , the percentage of syndrome increased in the offs...

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  10. An abnormality in men who are always sterile due to improper developme...

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  11. Mental retardation is not related with

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  12. One way of determining sex-linked inheritance is :

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

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  14. Dysgenics is the study of

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

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

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

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

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  19. Haemophilia is a condition where there is :

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

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