This process is natural selection<span>. The traits that confer an advantage to those individuals who leave more offspring are called </span>adaptations<span>. In order for </span>natural selection<span> to operate on a trait, the trait must possess heritable variation and must confer an advantage in the competition for resources.</span>
Answer:
The need for raw materials for the factories and increased food supplies for the growing population in urban centers had led to the growth of export economies around the world that had specialized in commercial extraction of natural resources and the production of food and industrial crops.
To celebrate the festival of Passover.
Answer:
B. Surplus food allowed groups of people to specialize and stratify,
which led to laws and governments.
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