Learning Objectives

At the end of this lesson, you should be able to:

• Identify where DNA testing fits into the genetic engineering story
• Explain the purpose of PCR (in the context of electrophoresis) and describe its end product
• Discuss the purpose of gel electrophoresis in the context of breeding
• Explain what gel electrophoresis helps the researcher visualize and why that is important to the breeder
• Paraphrase how researchers get the DNA from the plants