GENETICS 20 BIOCHEMISTRY 10 BIOLOGY 9 ELEMENTS OF ECOLOGY 6 PRINCIPLES OF GENETICS 6 BIOCHEMICAL 4 GENERAL VIROLOGY 4 Genetics 4 RADIATION 4 BOTANY 3 CELL BIOLOGY 3 INTRODUCTORY MYCOLOGY Y 3 PLANT 3 PLANT ANATOMY 3 PROBABILITY 3 BIOPHYSICAL SCIENCE - A STUDY PROGRAM 2 CELL 2 CHEMISTRY 2 CYTOGENETICS 2 CYTOLOGICAL TECHNIQUE 2 ENDOCRINOLOGY 2 EVOLUTION 2 GENES 2 HEREDITY 2 MICROBIOLOGY 2 MORPHOGENESIS IN PLANTS 2 MYCOLOGY 2 PHYSIOLOGY 2 PHYSIOLOGY OF PLANTs under Stress: Abiotic Factors 2 PLANT VIRUSES 2