Analyssa is always very confident with her abilities in her school work and has great ways to deal with stress when she starts to feel overwhelmed with all of her activities. Analyssa has strong .

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?