22. What are the properties of an efficient gas exchange system, assuming it has a good blood supply?

Why do you think water is so important to living things

9. wind power creates pollution. water air soil noise

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism