12.Which of the following conditions is MOST commonly screened for in maternal blood tests?
A)phenylketonuria and chromosome abnormalities
B)Tay–Sachsdisease and neural-tube defects
C)cancer and multiple sclerosis
D)chromosome abnormalities and neural-tube defects
E)None of the answers is correct.
Please find the answer below:
Answer: D. Chromosome abnormalities and neural tube defects
Explanation: Prenatal maternal testing allows to identify any genetic disorders before the baby is born. The tests used are amniocentesis and chorionic villus sampling. These tests are used to identify the presence of any chromosomal disorder such as down syndrome, Tay-Sach's disease, sickle cell anemia and neural tube defects such as spina bifida.
12.Which of the following conditions is MOST commonly screened for in maternal blood tests? A)phenylketonuria and...
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