Ahorse has 64 chromosomes and a donkey has 62, using your knowledge of meiosis explain why a cross between these animals produces a sterile mule

When horse and donkey produces offspring, the horse will give 32 chromosomes and donkey will give 31 chromosomes to the offspring. So the offspring has 63 in total. It is odd so it can not produce normal germ cell. So it is sterile.

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.