Which of the following amino acids has to be supplemented in the diet?
Q. Which of the following amino acids has to be supplemented in the diet?
A. phenylalanine
B. cysteine
C. glutamine
D. asparagine
Answer: phenylalanine
A. phenylalanine
B. cysteine
C. glutamine
D. asparagine
Answer: phenylalanine