A few approaches to the study of cytomembranes Insights gained from autoradiography; Insights gained from the biochemical analysis of subcellular fractions Insights gained from the study of genetic mutants; The dynamic activities of endomembrane systems are highly conserved despite the structural diversity of different cell types.D. A few approaches to the study of cytomembranes v Insights gained from autoradiography; v Insights gained from the biochemical analysis of subcellular fractions; vInsights gained from the study of genetic mutants; The dynamic activities of endomembrane systems are highly conserved despite the structural diversity of different cell types