<span>They mutually excommunicated each other as a result of ecclesiastical differences and theological dispute, which is considered a watershed in church history. Reasons for the dispute were for example the source of the holy spirit and whether leavened or unleavened bread should be used in the eucharist.</span>
They mutually excommunicated each other as a result of ecclesiastical differences and theological dispute, which is considered a watershed in church history. Reasons for the dispute were for example the source of the holy spirit and whether leavened or unleavened bread should be used in the eucharist.
The classification systems of both Aristotle and Linnaeus started with the same two groups: Plants and Animals. Linnaeus called these groups, kingdoms.
