My Five Senses Scavenger Hunt help please

What is the message? how does langston hughes convey the message in this poem?

In a series of experiments, hershey and chase radioactively labeled dna and protein in viruses and then used labeled viruses to infect bacteria. hershey and chase's experiments definitively showed that a. dna and not protein is the genetic material. b. dna and protein work together as a cell's genetic material. c. protein and not dna is the genetic material. d. neither dna nor protein act as a cell's genetic material

What is dramatic irony? explain the dramatic irony in the following statement: "still, i told him that i could not believe that human beings were being burned in our times; the world would never tolerate such " why do you believe wiesel includes this in his memoir?