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A cross between F1-hybrid and a recessiv...

A cross between `F_1`-hybrid and a recessive parent gives the ratio of

A

`3:1`

B

`2:1`

C

`1:1`

D

`1:3`

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MODERN PUBLICATION-SEX DETERMINATION-EXERCISE
  1. A cross between F1-hybrid and a recessive parent gives the ratio of

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  2. A cross of F(1) with the recessive parent is known as

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  3. The examples of XY linked gene inheritance is :

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  4. A person having 45 chromosomes and Y-chromosomes absent is suffering f...

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  5. Haemophilia is a :

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  6. Christmas disease is another name for :

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  7. A women with 47 chromosomes due to three copies of chromosomes 21 is c...

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  8. Edward's Patau's Down's syndrome are due to :

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  9. If a colourblind woman marries a normal visioned man, their sons will ...

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  10. A normal visioned man, whose father was colourblind, marries a woman t...

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  11. A man, whose father was colourblind, marries a women who had a colourb...

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  12. A colourblind man marries a woman with normal sight who has no history...

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  13. Which of the following most appropriately describes haemophilia ?

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  14. A disease caused by autosomal primary non-disjunction is :

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  15. X and Y- chromosomes are called :

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  16. Which one is a sex-linked disorder?

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  17. A haemophilic man marries a normal homozygous woman. What is the proba...

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  18. A fruitfly exhibiting both male and female trait is

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  19. A haemophilic man marries a normal homozygous woman. What is the proba...

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  20. Genes located on Y-chromosome are

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