Answer:
Myelin is an insulating layer, or sheath that forms around nerves, including those in the brain and spinal cord. It is made up of protein and fatty substances. This myelin sheath allows electrical impulses to transmit quickly and efficiently along the nerve cells.
Answer: Damage is done when humans play God.
An important theme throughout Mary Shelley's Frankenstein is the damage that can be done to society when humans decide to play God. This is an idea that she mentions in her introduction to the work. In fact, the novel itself can be read as a cautionary tale against the ambitions of scientists and the vanity of humans.
