Students use strips of adding machine paper to simulate a section of DNA. They cut the strips at random to simulate the action of restriction enzymes. They compare the fingerprints of all students in the class.
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Restriction Enzymes and DNA Fingerprinting
Show your class why restrictions aren't always a bad thing. In the third segment of a four-part series, the instructor develops the idea of restriction enzymes. Pupils learn how scientists use restriction enzymes in DNA analysis and DNA...
9th - 12th Science
Electrophoretic Analysis: DNA Fingerprinting and Evolutionary Divergence
Students examine the principles of electrophoresis. They evaluate both the agarose and polyacrylamide system of molecular separation. In order to bring the concepts of genetics and evolution full circle from DNA to protein, students...
10th - 12th Science