Colour blindness is found more in males than in females because
Colour blindness is found more in males than in females because
- A
The males containing the single affected $X$ chromosome are colour blind
- B
Heterozygous females are colour blind
- C
Males having affected $Y$ chromosome are colour blind
- D
Affected $X$ chromosome has much high affinity to $Y$ chromosome as compared to unaffected $X$ chromosome
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Sickle cell-anaemia disorder arises due to
Select the correct match.
Select the correct match.
- [NEET 2020]
It is said, that the harmful alleles get eliminated from population over a period of time, yet sickle cell anaemia is persisting in human population. Why ?
It is said, that the harmful alleles get eliminated from population over a period of time, yet sickle cell anaemia is persisting in human population. Why ?
Colour blindness is a disease usually affecting man but the factor for it is transmitted to the children always by woman. This is because particular factor is located on
Colour blindness is a disease usually affecting man but the factor for it is transmitted to the children always by woman. This is because particular factor is located on
The female children of a haemophilic man and a carrier woman are likely to be
The female children of a haemophilic man and a carrier woman are likely to be