Doctor of Philosophy in Molecular Biology

Student presenting research at Celebration of Science 2018
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Our doctor of philosophy (PhD) in molecular biology is offered through a cooperative program of the Federation of North Texas Area Universities. TWU’s molecular biology doctoral program provides opportunities for formal coursework, seminars, dissertation research and participation in regional and national/international meetings.

Through the federation, graduate students may enroll in courses at UNT, TWU or the Texas A&M Commerce campuses, benefiting from the combined faculties of each school.

Program faculty

The following TWU faculty members participate in our doctoral program:

Degree details

Application requirements

Admission to the Ph.D. in Molecular Biology

Program Contact

Dayna Loyd Averitt, MSCI, PhD

Application Priority Deadlines

Fall – February 15
Spring – September 15

Admission Requirements

  • A bachelor’s degree in Biology or its equivalent.

How to Apply

  1. Apply for admission to the TWU Graduate School and submit official transcripts to the Office of Admission Processing at An official transcript is needed from each institution previously attended. Transcripts may be printed or electronic but must be sent to the Office of Admissions Processing directly from the institution to be considered an official transcript.
  2. Submit a statement of purpose (1-2 pages) that describes your reasons for pursuing graduate work, background experience, and professional goals via email directly to
  3. Submit a current Curriculum Vitae (CV)  to
  4. Arrange for three letters of recommendation, from persons familiar with your academic capabilities, to be submitted on letterhead stationery directly to

Applicants who satisfy the Graduate School’s admission standards are forwarded for review to the departmental admissions committee. This committee is responsible for recommending acceptance into Biology graduate programs.

International students wishing to apply for teaching assistantships must demonstrate English speaking proficiency by one of the following unless the student is an American citizen or is an international student from a country that is exempt from TOELF requirements:

  • a score of 26 or higher on the TOEFL iBT speaking section
  • a score of 50 or higher on the Test of Spoken English
  • Pearson Test of English (PTE) Academic score of 53 or above
  • a score of 7.5 or higher on the IELTS Speaking test
  • a score of 4 or higher on the MELAB Speaking test

Need more information?

For questions about the PhD in molecular biology program, please contact:

Dayna Loyd Averitt, MSCI, PhD

Page last updated 8:26 AM, March 27, 2023