Quantity   Component name
1 × Atmel ATTiny85 Arbitrates evolution and operates Zero's hardware on behalf of the GA
1 × L.E.D. Simplistic system status only.
1 × Any kind of sensor Type, operation or connection points irrelevant
1 × Any kind of motors A good GA can work with whatever it inherits from its parents.
1 × 3 to 6 volt power supply Or solar?
1 × An environment The inside of a box, your apartment, or the whole world.