Modern ultrastructural, biochemical, and genetic evidence has rendered the term protozoan highly problematic. For example, protozoan historically referred to a protist that has animal-like traits, such as the ability to move through water as though âswimmingâ like an animal.
Sacrifice. An image of an Aztec obsidian sacrificial knife. While these web pages have concentrated on the religion and world view of the Aztecs, one aspect of their culture and a vital element of important rituals cannot be ignored: death sacrifice.n image of an Aztec obsidian sacrificial knife. While these web pages have concentrated on the religion and world view of the Aztecs, one aspect of their culture and a vital element of important rituals cannot be ignored: death sacrifice.
Many ceremonies involved human sacrifices to one of their gods Tezcatlipoca. The people who were sacrificed were often painted red and black. The red symbolized blood and new life, while the black represented the evils they had done. The Aztec priests who conducted the sacrifices wore black robes stained with blood.