What is it called when certain species have evolved such intimate symbiotic relationships that individuals of either species cannot survive without one another? a) obligate
b) mutualistic
c) parasitic
d) facultative

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