What is the difference, if any, between a portable media player (pmp) and a digital media device (dmd)? pmps can be analog or digital, while dmds only play digital files. pmps and dmps are typically referred to interchangeably. pmps can be taken anywhere, while dmds are not made to be carried around. pmps are generally much more affordable than dmds.

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