How does personality affects a person`s reponse to stress

3paragraph about medical terminology

Investigator a has biological specimens that are coded and linked to identifiers of the source individuals. investigator a provides the specimens to investigator b but does not provide the individual identifiers. investigator b agrees not to re-identify the source individuals. is investigator b's research using the biospecimens human subjects research according to the definition of human subjects research in the federal regulations?

Which statement describes the u.s organ donation system? a. about 200 lives are saved per year b. transplant recipients must pay for organs c. the waiting lists for organs are very long d. it is mandatory