Why the cells don’t just continue to grow larger as organisms grow larger

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast

How does food concentration affect yeast activity

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.