When a plant is using transpiration to cool off during the day, its stomates are and its water potential is that of the soil. at night, the plant's water potential will be that of the soil (assuming that the soil is receiving sufficient moisture)?

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.