Original sentence: In close correspondance to the objective of constructing supramolecular functional units he (now at the Max Planck Institute for Biophysical Chemistry in Goettingen) approached theoretically the origin of life: modelling a hypothetical chain of many small physical-chemical steps that leads to the genetic apparatus
Edited sentence: In close correspondence to the objective of constructing supramolecular functional units he (now at the Max Planck Institute for Biophysical Chemistry in Goettingen) approached theoretically the origin of life: modelling a hypothetical chain of many small physical-chemical steps that leads to the genetic apparatus