What provides the energy to add the phosphate group back to ADP to form ATP?
O oxygen we breathe
O excercise
O ATP in food we eat
O the food we eat

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.