1987-1998:     Research assistant at the Department of Biology, Faculty of Science,

                     Ankara University

1997        :     Title of Assoc. Prof. Dr.

1998-1999:     Appoinment to the position of Assist. Prof. Dr. in the Department of

                     Biology, Faculty of Science, Ankara University

since 1999:     Appoinment to the position of Assoc. Prof. Dr. in the Department of

                     Biology, Faculty of Science, Ankara University