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término		definición
What is an unlikely explanation for the creation of pre-historic cave paintings? empezar lección		aesthetic enjoyment
List some facts that are generally true of hunter-gatherers. empezar lección		They were nomadic or semi-nomadic & had few possessions, a varied diet, and very simple, egalitarian social structures.
What is the key moment that marks the transition from hunting and gathering to agriculture? empezar lección		It was the moment when people begin to affect the morphology (anatomy) of the plants and animals they are cultivating/herding.
What changes did the agricultural revolution produce? empezar lección		It made people less healthy on average, permitted people who raised plants to live year round in one place, allowed people to accumulate wealth, and allowed human populations to grow dramatically.

Pre-history