Answer:
Metals have an important role in our daily life. The discovery of the metal is said to be the most important milestone in the history of human civilization. We cannot live without machines now. All machines are made up of metals. Machines reduce the work of man. Many modern facilities would not have been possible without metals. Most metals occur as their compounds in nature.
Answer:
Estoy confundido.Puedes ser un poco especifico sobre tu pregunta?
Explanation:
D) Responds slowly
Good luck. It responds slower them the nervous system
