202 resultados para Contemporary genetics


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Organophosphonates are ancient molecules that contain the chemically stable C–P bond, which is considered a relic of the reducing atmosphere on primitive earth. Synthetic phosphonates now have a wide range of applications in the agricultural, chemical and pharmaceutical industries. However, the existence of C–P compounds as contemporary biogenic molecules was not discovered until 1959, with the identification of 2-aminoethylphosphonic acid in rumen protozoa. Here, we review advances in our understanding of the biochemistry and genetics of microbial phosphonate metabolism, and discuss the role of these compounds and of the organisms engaged in their turnover within the P cycle.

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Why has crime fiction become a global genre? How do writers use crime fiction to reflect upon the changing nature of crime and policing in our contemporary world? This book argues that the globalization of crime fiction should not be celebrated uncritically. Instead, it looks at the new forms and techniques writers are using to examine the crimes and policing practices that define a rapidly changing world. In doing so, this collection of essays examines how the relationship between global crime, capitalism, and policing produces new configurations of violence in crime fiction – and asks whether the genre can find ways of analyzing and even opposing such violence as part of its necessarily limited search for justice both within and beyond the state.