Complex sentence: She immediately received a scholarship from the Norwegian Research Council for Science and the Humanities in order to investigate the causes of violent fluctuations in miner moth populations, becoming a research assistance at the University of Oslo in 1955.
Split into simpler sentences: She immediately received a scholarship from the Norwegian Research Council for Science and the Humanities in order to investigate the causes of violent fluctuations in miner moth populations. She was given a position as research assistance at the University of Oslo in 1955.