The farm was not large, but it contained a meadow, a stream, a small forest, and a fairly high hill. In the spring, the meadow was a carpet of wildflowers. Isaac and Casey ran through it like wild horses. When they splashed in the stream, they were otters. In the metaphor from the excerpt, Isaac and Casey are being compared to otters. horses. carpets. wildflowers.

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