Which sentence has the most active verbs? The airplane went wildly off course.
The airplane was flying irregularly.
The airplane listed dangerously, then went back to normal.
The airplane listed, then righted itself.

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