Enzymes is a substance produced by living organisms thats acts as a catalyst to bring about a specific biochemical reaction. <span />
heart, arteries, and veins
Answer:
values and beliefs —— example: Americans believe if a person works hard,they will be successful.
Communication example:latin cultures speak spanish.
Food example: hot dogs are an American food.
Religion example: Christianity.
Traditions and customs example: in america,families gather and eat.