Requirements for Biology MSc thesis: 15-20 written pages (Times New Roman, 12 character size, 1.5 line spacing) + illustrative material (figures, graphs, maps, tables, etc.). The thesis should contain the following chapters: Table of Contents; Introduction & Literature review; Objectives; Materials and Methods (for non-review type theses); Results; Discussion; Summary; Acknowledgements (if needed); Bibliography.
There are no further formal constraints on the thesis. The supervisor can give additional guidelines specific to the field of study in which the thesis was written.
Thesis examples: theses from previous years can be found on the DEA repository: https://dea.lib.unideb.hu/collections/17bb45a7-30a5-4f35-ad6b-90639a9c2072?cp.page=1 (note: Hungarian and English theses are mixed; scroll down to find English ones. Full PDFs are only available from UD IP-addresses).