This Form of Prenatal Testing Is Most Commonly Performed Between

Multiple Choice

This form of prenatal testing is most commonly performed between the 10th week and 12th week of pregnancy and involves the insertion of a soft plastic into the vagina to obtain cells.

A) chorionic villus sampling
B) preimplantation genetic analysis
C) amniocentesis
D) heterozygote screening
E) presymptomatic screening