A master's degree in biology, or at least 30 hours of graduate level coursework in biology is required. A minimum undergraduate GPA of 3.0 (4.0 scale), as calculated by the Graduate School, is expected. An applicant's GPA in science courses will be taken into consideration. If an applicant has a master's degree, the GPA from their master's degree will also be considered. For applicants with up to 30 hours of graduate coursework but no master's degree, the GPA from those hours will be also be taken into consideration. The minimum acceptable score on the TOEFL is on the Internet-based test 79 (with sectional scores of 22 writing, 21 speaking, 20 reading, and 16 listening), 550 on the paper-based test and 213 on the computer-based test. The IELTS can be substituted for TOEFL scores. The minimum acceptable overall score of 6.5 is required for admission. Students whose native language is not English must provide a score on the Test of Spoken English (TSE) of at least 45, a minimum score of 23 on the Speaking portion of the TOEFL iBT exam or a minimum score of 7 on the Speaking portion of the IELTS exam.