Not easy to test. The difficulty of postgraduate entrance examination varies from person to person, depending on personal foundation, preparation, popularity of colleges and majors and other factors. The difficulty of biology major in Tianjin Medical University will be affected by the number of applicants and the difficulty of examination questions. As a 2 1 1 university, it is relatively difficult for Tianjin Medical University to take the postgraduate entrance examination. In addition, the school does not announce the admission ratio, but only the ratio of the number of people admitted for re-examination is 1: 1.5.