Cultural universals (elements of a culture that exist in every society such as food, religion, language, etc.) exist because all cultures have basic needs and they all develop common features to ensure their needs are met. ... Countercultures reject the norms of society and replace them with their own.
Cultural universals (elements of a culture that exist in every society such as food, religion, language, etc.) exist because all cultures have basic needs and they all develop common features to ensure their needs are met.
Explanation: the reason is that O type blood can donate to type A, B, AB and O is Compatible to other type of blood - but Kidney transplants need the same type of blood.
