Preface -- About the Authors -- Chapter 1 Biotechnology in Fisheries -- Chapter 2 Nucleic Acids -- Chapter 3 Gene and Genetic Code -- Chapter 4 Mutations and their Implications -- Chapter 5 Gene Regulation and Expression in Prokaryotes -- Chapter 6 Gene Regulation and Expression in Eukaryotes -- Chapter 7 Epigenetics -- Chapter 8 RNA in Gene Regulation -- Chapter 9 Recombinant DNA Technology -- Chapter 10 Transgenic Fish Production -- Chapter 11 Animal Cell Culture -- Chapter 12 Hybridoma Technology -- Chapter 13 Cryopreservation Technology in Fishes -- Chapter 14 Molecular Techniques -- Chapter 15 Molecular Markers -- Chapter 16 Biosensors -- Chapter 17 Bioremediation -- Chapter 18 Bioprocess Engineering in Fisheries -- Chapter 19 Bioprospecting in Fisheries -- Chapter 20 Bioinformatics- Databases and Formats -- Chapter 21 Sequence Retrieval, Manipulation, Analysis -- Chapter 22 Bioinformatic Tools and Techniques -- Chapter 23 Genomics and its Application in Fisheries.