A theocracy is a form of government ruled by "god." The definition is, "a system of government in which priests rule in the name of God or a god." Priests would be the ones to settle disputes and rule the people in a theocracy.
A culture is a way of life of a group of people--the behaviors, beliefs, values, and symbols that they accept, generally without thinking about them, and that are passed along by communication and imitation from one generation to the next. Culture is symbolic communication.
The 25 000 is a good tip: what happened then?
It was the time of the last Glacial Maximum (Ice age). So either the Bering Strait was frozen over at the time, or the sea water was lower because so much water was taken up by the glaciers (or, most likely, a combination of the two).
Androgynous
~Being both male and female
~Hermaphroditic
~Having both masculine and feminine traits
~Having an ambiguous sexual identity