Question 2 a scientist carries out a reaction twice. in trial a, the scientist combines the reactants in a container. in trial b, the scientist combines the reactants in the same container, but she also adds a catalyst. if everything else is the same about the two trials, what is most likely true about trial b? it will produce more product than trial a. it will produce different products than trial a. it will have a lower activation energy than trial a. it will have a higher overall energy output than trial a.

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.