What role do glucose ard oxygen play in cellular respiration? O They are reactants because they are present before the reaction.
O They are reactants because they are present after the reaction.
O They are products because they are present before the reaction.
O They are products because they are present after the reaction.

Where is the picture at

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.