Genetics 262 Genes 160 Molecular biology 105 Genetic engineering 95 DNA 71 Biotechnology 69 Biochemistry 58 Gene expression 58 Genomics 56 Molecular genetics 52 Molecular Biology 49 Cytology 44 Gene mapping 41 Bioinformatics 38 genetics 38 Genetics-- Biology 37 Genetic Engineering, Gene Transfer and Transgenics, (New June 2002) 36 Gene 33 Plant Breeding and Genetics 33 RNA 33 Proteins 32 Biology 31 Genetic regulation 28 Genome 27 Plants 27 Chromosomes 26 Gene therapy 26 Genomes 26 History 26 Genetic Engineering 25