Takes a look at the possibilities and implications of human genetic engineering. Test tubes spinning in a centrifuge, and being shaken by a machine. Test tubes being shaken by smaller machine, seen inside larger machine. Medium shot of a white female scientist using a microscope. CU of fruit flies in a bottle. CU of hands of a scientist using lab equipment. Geneticist David Suzuki (with a beard and long hair) being interviewed, speaking to someone off camera. Suzuki handling test tubes containin fruit flies. CU of test tubes full of fruit flies being dipped in water, then being pulled back out and tapped.