Darius the emperor of the Persian empire was the first Persian emperor to use a coin system for goods, services, and even for tax which makes his economy large and developed his empire, and created a new capaital. Darius used a gold minted coin system for trade for the goods and services and salaries to the army which made his empire popular and a large economy. His economy was a trade economy as coins were used for the different type of goods, foods and services.
Chlorophyll and sunlight which play a key role in the formation of glucose..
Explanation:chlorophyll (an organelle of plant cell) where the process of light(in grana) and dark reaction (in stroma)take place.The sun energy is used for the excitation of electrons which help in the formation of glucose.