the distinction between the sacred and profane is at the heart of all religions.; belief systems can be organized into three basic types; the best-known polytheistic religion is; the most important functions of religion include; a religious belief system that is based on the idea that moral principles have a sacred quality.; anything considered being part of the ordinary world; commonplace and familiar.; a belief in kinship between humans and animals.; the animistic belief that spirits communicate with only one person in the group.