Biochemistry 55 ADVANCED INORGANIC CHEMISTRY 36 Molecular biology 33 Cytology 31 Dissertations, Academic (Ph.D) 30 Biochemistry-- Biology 29 Electronics Instrumentation; Electronics engineering; Applied physics 25 History 24 Inorganic chemistry 24 Physics 23 Chemistry 22 Biography 21 Chemistry inorganic 21 French fiction 21 Thesis (Ph.D)-Commerce 21 English literature 20 Cells 19 Philosophy 19 Logic circuits, logic design of circuits, very large scale integration (VLSI) 17 Mathematics 17 Microbiology 17 English language 16 French fiction-- Literature 16 Novel 16 Quantum theory 16 Criticism 14 Molecular Biology 14 Electronics 13 French 13 Literature 13