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.
As many Mesoamerican people did, the Aztec/Mexica believed that sacrifice to the gods was necessary to ensure the continuity of the world and the balance of the universe. They distinguished between two types of sacrifice: those involving humans and those involving animals or other offerings.