In context of amniocentesis, which of the following statement is incorrect?
(a) It is used for prenatal sex determination
(b) It can be used for detection of down syndrome
(c) It can be used for detection of cleft palate
(d) it is usually done when a woman is between 14-16 weeks pregnant
(c) Cleft palate is a developmental abnormality which may occur in the developing faetus and so it can be detected by sonography, not by amniocentesis.
Sex determination tests through techniques such as ultrasonography and amniocentesis are banned in India.