After participants have finished, review the correct response. It may just increase the amount of leaves and stems, assuming it isn't killed by too much fertilizer. Biotechnology is old. Our ancestors made wine and bread using yeast thousands of years ago. Modern selective genetic engineering began in 1972, when two researchers chemically cut a fragment from one source and spliced it into another.
Participants can use the quiz to survey people about biotechnology.
Participants may want to design an electronic board that lights up and use this quiz to survey people at a science or county fair. Activity 4.2A 1.