Which of the following statements is true? the organ system is the lowest level in the hlerarchy. organ systems are less complex than the organs they are made from the success of a system depends on the proper function of its parts. the muscular system does not need the skeletal system to move the body.

The success of a system depends on the proper function of its parts is true because without functioning organs and tissues, organ systems and organisms would not be successful.

a plastic spoon that has a temperature of 78° f is placed into a bowl of soup that has a temperature of 84° f. which of these correctly describes what will happen?

energy as heat moves from the soup to the spoon.