Fetuses with PKU Usually Are _______ Because the Mother's Blood

Multiple Choice

Fetuses with PKU usually are _______ because the mother's blood _______.

A) symptom free; has the enzyme to metabolize phenylalanine
B) afflicted with the disease; is lacking in tyrosine
C) afflicted with the disease; has the enzyme to metabolize phenylalanine
D) symptom-free; is rich in phenylalanine
E) afflicted with the disease; is rich in phenylalanine