Mutation 115 Genetics 81 MUTATION 54 Chromosomes 22 Heredity 22 mutation 19 Plant breeding 17 mutation breeding 17 MUTATION RESEARCH 14 Mutations 14 Chromosome 12 Crop improvement 12 Evolution 12 MUTATION RESEARCH: INTERNATIONAL JOURNAL OF MUTAGENESIS CHROMOSOME BREAKAGE AND RELATED SUBJECTS 12 Gene Mutation 10 Genomics 10 Mutation breeding 10 Biology 9 Genetic Techniques 9 Molecular genetics 9 genetics 9 Meiosis 8 Plant Propagation 8 Gene mutation 7 Genetic Phenomena 7 Heterosis 7 Molecular biology 7 Mutation Breeding 7 RNA 7 Cell Division 6