<span>Mutations that increase fitness is type of mutations do scientists look for in a molecular clock. </span>
Fat, more specifically, triglyceride which are the main constituents of natural fats and oils in humans and other animals
The approach to the citadel led through a monumental gateway called the Gate of All Lands, a reference to the harmony among the peoples of Persia Empire.
- The Persia , also referred to as the Achaemenid Empire, lasted from approximately 559 B.C.E. to 331 B.C.E. The Persia emerged under the leadership of Cyrus II, who conquered the neighbouring Median Empire ruled by his grandfather. Eventually he was referred to as Cyrus the Great. . He was known to spare the lifetime of a defeated king so that the king could guide Cyrus in successfully ruling over the captives’ subjects.
- Darius recognized that such an outsized area needed to be properly structured and organized in order to function efficiently. He founded a system of provinces and governors, and a mail that spanned the empire in order to establish widespread communication. Darius also used the tribute money paid to him from each province to fund structure , like Gate roads and canals.
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