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Marriage between close relatives should ...

Marriage between close relatives should be avoided because it induces more:

A

Mutations

B

Multiple traits

C

Blood group abnormalities

D

Recessive alleles to come together

Text Solution

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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 )
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  2. The enzyme tyrosinase is essential for the synthesis of pigment

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  4. Tay -sachs disease is an example of :

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  5. All the following traits are X-linked except:

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  6. A child of 10 yrs is a intelligent as is normally expected in the chil...

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  7. Intelligence qutient (IQ) is a ratio of mental age to :

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  8. In case of taster and non-taster human beings T is for dominance & t i...

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  9. Father has AB blood group,mother has B, which of the following will no...

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

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  11. An abnormality due to dominant gene is

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

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  14. XX chromosomal condition is

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

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

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

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

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  19. Mental retardation is not related with

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

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