If a boy's father has haemophilia and his mother has one gene for haemophilia; what is the chance that the boy will inherit the disease
If a boy's father has haemophilia and his mother has one gene for haemophilia; what is the chance that the boy will inherit the disease
- [AIIMS 1999]
- A
$25\%$
- B
$50\%$
- C
$75\%$
- D
$100\%$
Similar Questions
Colour blindness results from
Colour blindness results from
A woman has a haemophilic son and three normal children. Her genotype and that of her husband with respect to this gene would be
A woman has a haemophilic son and three normal children. Her genotype and that of her husband with respect to this gene would be
Choose correct option.
$(i)$ The heterozygous female transmit the disease to son.
$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.
$(iii)$ Mentally retarded.
$(iv)$ Heamoglobin not formed proper amount in blood.
Choose correct option.
$(i)$ The heterozygous female transmit the disease to son.
$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.
$(iii)$ Mentally retarded.
$(iv)$ Heamoglobin not formed proper amount in blood.
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A man with normal vision whose father was colourblind marries with women whose father was also colourblind. Suppose their first child is daughter then what are the chances of this child to be colourblind?
Carrier of genes of colour blindness are present in
Carrier of genes of colour blindness are present in