Upon collecting evidence from a crime scene, you come across several round, dark, straight hair shafts. you determine that the hair didn't come from the victim, first responders or other investigators. if it is a hair from the suspect, what might it indicate?

a) that the suspect is male
b) that the suspect is asian
c) that the suspect is female
d) that the suspect is caucasian

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.