对待 发表于 2025-3-25 05:14:13
Textbook 2020Latest editionHilfe-Kurs" für Prüfungen..Für die 2. Auflage wurden viele Stellen didaktisch verbessert und korrigiert. Durch zusätzliche Erklärungen,Grafiken und das Eingehen auf Leserkommentare ist das Buch nun noch verständlicher und hervorragend als freundlicher Begleiter für Ihr erstes mathematisches Semester geeignet..商店街 发表于 2025-3-25 10:53:27
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ead organisms and also in extracellular form after release during life and death phases of cells. Extracellular DNA distributes to soil liquid and to the surface of particulate material by adsorption in soil-specific kinetics and proportions. Depending on the soil, DNA in the liquid phase is degrade胡言乱语 发表于 2025-3-25 17:00:13
Mike Scherfner,Torsten Vollandids as possible immunogens. Early attempts to produce experimentally antibodies specific for nucleic acids involved the use of partially purified nucleoproteins rather than pure DNA, but they were inconclusive for technical reasons. In 1958, highly suggestive evidence for the formation of antibodiesfreight 发表于 2025-3-25 21:23:52
Mike Scherfner,Torsten Volland) it was decided to determine the influence of such sera on a system in which the biological activity of DNA can be assayed with relative ease. Transformation in bacteria represents such a system in which it is possible to determine quantitatively the ability of naked DNA to transfer information fro放弃 发表于 2025-3-26 03:03:07
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Mike Scherfner,Torsten Vollandnucleic acids from aquatic environments is an important tool to study the taxonomy, species diversity, distribution, occurrence, community structure, and seasonal variation of microorganisms. It is highly specific and analysis is rapid. In addition, water bodies including potable waters contaminatedcompel 发表于 2025-3-26 13:56:54
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