Which of the following is an example of a learned behavior? A. a bird feeding its young
B. human toddlers walking
C. a child recoiling from a hot stove
D. squirrels opening nuts

If vegetable oil is made out of veggies, then what is baby oil made out of?

What is the ecological role of food chains and food webs

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.