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A haemophilia man marries a carrier woma...

A haemophilia man marries a carrier woman. Their children will be :

A

All haemophiliac

B

One-fourth haemophiliac

C

Half haemophiliac

D

One-tenth haemophiliac

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Verified by Experts

The correct Answer is:
C
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  2. Hypertrichosis is a trait linked to :

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  3. A haemophilia man marries a carrier woman. Their children will be :

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  4. Sickle-cell anaemia is an example of :

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  5. In human beings,the skin colour is contrilled by :

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  6. A recessive sex-linked trait in human will be expressed :

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  7. Discontinuous variations are :

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  8. The tern gene which was coined by Johannsen was termed by Mendel as

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  9. Continuous variations are attributed to meiosis through :

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  10. How many possible genotypes are there for the ABO blood group which ar...

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  11. In a dihybrid cross ,F2 ratio of 15 : 1 is due to :

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  12. When two dominant independently assorting genes react with each other ...

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  13. Male XX and female XY sometimes occur due to :

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

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  15. Sickle-cell anaemia is

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  16. When an allele of one gene suppresses an allele of another gene,the ph...

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  17. Genes of which inheritable traits are present on the X-chromosome ?

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  18. The genotype of a male individual having sexual character of a female ...

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  19. Human gene determining sex at seventh week of pregnancy called TDF is ...

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  20. Somatic chromosomes are autosomes while sex chromosomes are called

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