Each organism in a population produces more offspring than can survive. this is called . in order for natural selection to occur, populations must have . when the environment changes, nature selects favorable . over time, these in a population.

1) the mayans built pyramids just like the egyptians. the mayans also used hieroglyphics like them.2) power was passed down by family. for example, if the father dies, the son would be the next king.3)they both built pyramids for their structures.4)the main crop for the mayans was maize.5)they also grew manioc, beans,  squash,  amaranth, and chile peppers.