Write and discuss about the analysis procedure used for carrier screening for the
single-gene diseases that is routinely conducted in different countries.
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Answer:
Carrier (DNA) screening. Screening for carriers of common recessive single gene defects is carried out in countries with a high prevalence of these congenital disorders.
Explanation:
The congenital disorders screened by blood tests include sickle cell anaemia, thalassaemia and cystic fibrosis. This is expensive and is only done in a few countries.
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