In the underlined portion, the writer wants to show that such institutes are more challenging than high school summer programs. Which choice best accomplishes this goal?

Select the sentence with an appositive phrase and a relative pronoun.

What is the independent cause in this sentence? "if the poem is about going mad when love is lost, what would happen if love didn't die? "

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