Which statement about this diagram is correct? a. molecule 1 is rna, which contains thymine. b. molecule 2 is rna, and it is the only nucleic acid that contains four types of bases. c. molecule 1 is dna, which is a double helix. d. molecule 2 is dna, which can bond with another dna molecule.

Which of the following is a common response to cell signaling?

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?