C A dietician examines the diet of a patient who is complaining that he is unable to build muscle mass. The patient eats
mainly fresh fruits, vegetables, pasta, bread, and some fats and oils.
Which type of supplement will the dietician most likely recommend?
citric acid
fatty acids
nucleic acids
amino acids

In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.