A. The Aztecs were invaders and invaded the city called Tula. Tula was established where the abandoned Mayan cities were.
<span>Blue Shift wouldn't effect the big bang theory at all. A light move towards us it is in the blue spectrum of light and as it moves away it is in the red spectrum. Now if they discovered redshift in a distant galaxy that might change things.Does that help? </span>
Answer:The process of prenatal development occurs in three main stages. The first two weeks after conception are known as the germinal stage, the third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.
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