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In a context of Amniocentesis/ which of the following statement is incorrect?

It can be used for detection of Cleft palate.
It is usually done when a woman is between 14-16 weeks pregnant
It is used for prenatal sex determination.
It can be used for detection of Down syndrome.
Explanation:

Amniocentesis is a medical procedure used in prenatal diagnosis of chromosomal and genetic abnormalities such as Down’s syndrome. Turner’s syndrome, etc. It also helps in prenatal sex determination, hence there is a statutory ban on it to prevent female foeticide. It is done when woman is between 14-16 weeks pregnant.
It does not help in detection of cleft palate.
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