Active transport uses atp as an energy source can involve the transport of ions can move solutes against their concentration gradient all of the answer options

All of the above.
Active transport
-requires energy in the form of ATP
-can transport ions (charged molecules)
-transports solutes against concentration gradient
-requires specific protein structures embedded in phopholipid bilayer

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.