Shyster

shyster \ˈshīs-tər\ noun: a person who is professionally unscrupulous especially in the practice of law or politics

Etymology: probably from German Scheisser defecator

NINETEEN — Modified plant cells were embedded in the skin of test subjects. Chlorophyll from the cells’ chloroplasts captured photons from sunlight; membranes in the cells converted those photons into energy-storage molecules. In plants these resultant molecular batteries are used to convert carbon dioxide into useful organic compounds. How were humans to acquire the carbon dioxide necessary for this last step?