Study Primary Purpose Basic Research Research Activity C15714 CDISC Basic_Science A type of study designed to examine the basic mechanism of action (e.g., physiology, biomechanics) of an intervention. (ClinicalTrials.gov) Fundamental research designed to obtain or increase general scientific knowledge. BASIC SCIENCE C0681833 Basic Research Basic Science Research Basic Research One or more interventions for examining the basic mechanism of action (for example, physiology or biomechanics of an intervention). Basic Science