Molecular genetics Genetics 28 Molecular biology 18 DNA 11 Genetic engineering 11 Molecular Biology 9 Cytogenetics 8 Molecular Biology and Molecular Genetics, (Discontinued March 2000, Reinstated and Revised June 2002) 8 Genes 7 Bacterial genetics 6 Gene expression 6 Gene mapping 6 Genetic Techniques 6 Genomes 6 Heredity 6 Plant Breeding and Genetics 6 Genomics 5 Human genetics 5 Plants 5 Population genetics 5 Chromosomes 4 Evolutionary genetics 4 Genetic Engineering, Gene Transfer and Transgenics, (New June 2002) 4 Methodology 4 Microbial genetics 4 Recombinant DNA 4 genetics 4 viruses 4 Bacteria 3 Biotechnology (General), (Revised June 2002) 3