The respiratory system brings oxygen and removes carbon dioxide from the body. this allows which vital process to occur?

What is psychological dimensions? (meaning)

If scientists are trying to use what they know about hsv to devise a means of protecting other people from being infected, which of the following would have the best chance of lowering the number of new cases of infection? a) vaccinate of all persons with preexisting cases of hsvb) interfere with new viral replication in preexisting cases of hsvc) treat hsv lesions to shorten the breakoutd) educate people about avoiding sources of infection

China was the world's leading steel producer in 2006. what changes would you expect to be taking place in china?