Which of the following statements is true of sickle-cell anemia?
A) It is typically treated with testosterone replacement therapy.
B) Children with this problem cannot metabolize an amino acid called phenylalanine.
C) It leads to the obstruction of small blood vessels and decreased oxygen supply.
D) Girls with this problem are shorter than average and infertile.
Question 2
Bulimia nervosa is connected with irregular menstrual cycles.
Indicate whether the statement is true or false
