Societal demands are not a lagitimate driving force of scientific endeavor.

true or false

What are the student's observations and inferences before he starts his investigation?

Where are the strongest jet streams located?

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.