For example by cutting and pasting the gene for human insulin into bacteria we can use the bacteria as biofactories to produce insulin for diabetic patients. For general feedback use the public comments. Microbes And The Tools Of Genetic Engineering Microbiology Viruses invade cells by first inserting their genetic material. . The effect on the environment. In describing the process the example of a soybean will be used as a guide to each step. Sometimes this can cause side effects. Restriction Enzymes are like molecular scissors that cut specific sequences of DNA. There is the fear that certain traits of GM crops might be introduced into the wild. Negative Side Effects The goal of genetic engineering is to solve an issue by transferring genes to the organism that will help combat the problem. Up to 90 of soybeans in the market have been genetically modified to be naturally resistant. Agrobacterium has bee...