The applicants' English proficiency will be evaluated on the basis of the results in available international tests. They must have a minimum score of 550 (handwritten test) or 213 (computer-based test) in the "Test of English as a Foreign Language'' (TOEFL). German equivalent of your qualification for admission to higher education (A-level).The applicants' proficiency in German will be evaluated on the basis of the "Test Deutsch als Fremdsprache" (TestDaF), in which they must have achieved at least TDN 4, or another equivalent test. Educational background in natural sciences