I need help please if your smart only lol.

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.

Autonomous underwater explorers will be used to gather large-scale ocean information select the best answer from the choices provided ot

Movimento corporal andar, musculos planos e eixos