I need help:(...pls do it corretly so i could rate u 5 and thank u:)

Read the excerpt from how the grimm brothers saved the fairy tale. which idea does the author develop with the text example cited in the excerpt ?

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

When an author introduces a new character in a short story, he or she must quickly establish the character's key traits. in this portion of the narrative, the author misses an opportunity to develop mr. valentine. rewrite this section of the story to better establish mr. valentine as a complex character.