Which statement best describes digital media in the 1990s? O It didn't exist.
O It was commonly uploaded and downloaded to home computers via the internet.
It was newly invented.
O It required a physical medium such as a DVD or CD.

Which best describes the role or restriction enzymes in the analysis of edna a. to break dna into fragments that vary in size so they can be sorted and analyzed b. to amplify small amounts of dna and generate large amounts of dna for analysis c. to purify samples of dna obtained from the environment so they can be analyzed d. to sort different sizes of dna fragments into a banding pattern that can be analyzed