Phenylketonuria (PKU) is a genetic disorder in which
A) the body produces too much of the amino acid phenylalanine.
B) the body cannot break down the amino acid phenylalanine.
C) a lack of phenylalanine, if not supplemented, causes intellectual disability.
D) a missing enzyme can be supplied by a protein-rich diet.
Question 2
Which statement about suicide in older adults is FALSE?
A) Americans over the age of 65 are twice as likely to commit suicide.
B) The rates of completed suicide are the same for men and women.
C) Most who commit suicide have been to their doctor within a few months of their death.
D) Risk factors include depression and anxiety, financial difficulties, and poor medical health.