Genetics 3 Biology 2 Biomathematics 2 Cell 2 Ecology 2 Environmental science 2 Evolution 2 Plant propagation, sexual propagation, asexual propagation, propagation of selected plants 2 Adaptation 1 Arithmetic expression 1 Bar Code technology 1 Biochemistry 1 Biological sciences 1 Botany 1 Chromatography 1 Computer memory 1 Cytogenetics 1 Cytogenetics, Chromosome, Eukaryoticchromosomes, Cell division, Molecular cytogenetics, Variation, Evolution of the karyotype 1 Flow charting 1 Flow charts 1 Forestry 1 Gene 1 Graphic method 1 Heredity 1 Human Genetics 1 Information resources 1 Input-Output statement 1 Input/Output units 1 Landscaping 1 Natural resource conservation 1