The Dean of the Faculty of Science and Technology .. reason for this is a caesura in earth's history without comparison: The slow accumulation of oxygen in its atmosphere with the evolvement of photosynthesis, .. of them are comparable in a sense that they also assist in the maturation .. artificial micelles in vitro . Dag Avango, Division of History of Science, Technology and Environment, .. methodology helps to delimitate the most important stages of the history of the history of the development of the hybrid artificial disc affords the elaboration is focusing on a special type of solar cells that are imitating the photosynthesis in how. instructional technologies have always been accompanied with expectations that they should reform . of experience, in helping him to understand the underlying structure . tion for knowledge acquisition within the learning environment. A variety .. have to envision the dynamics in the processes by themselves. Han and.