第一节 病毒的形态结构与化学组成 第三节 病毒的主要类群与繁殖方式

在单位时间内由于动物和微生物的生长 和繁殖而增加的生物量或所贮存的能量 即为次级产量。 在水体生物生产过程中,具有重大意义 的次级产量是细菌、浮游动物、底栖动 物和鱼类

消化和吸收 1概述 2口腔内消化 3胃内消化 4小肠内消化 5大肠内消化 6吸收

Collaboration of Proteins at the Replication Fork Leading strand DNA polymerase lll Leadi ng strand template Lagging strand RNA primase template RNA primer

Electron Microscopy of replicating DNA reveals replicating bubbles. How does one prove bidirectional fork movement?

Announcements: Power Point Lecture Notes Available on BCMP200 Website For further reading Nucleic Acids: Structures, Properties, and Functions V.A. Bloomfield D. M. Crothers

Equilibria and free energies Estimate binding site occupancy Forces driving protein-DNA interactions Lambda repressor Methods to study protein-DNA interactions

Techniques to manipulate DNA Phenol/chloroform extraction Ethanol precipitation Concentration determination Gel Electrophoresis DNA hybridization Southern blotting Melting temperatures

In vivo dna binding pattern of the polycomb Txn factor 1. What are the genes towhich it binds? 2. how does it affect theserenes? 3. What determines where itBinds??

(1)理解微生物处理废水的基本原理,掌握活性污泥法的原理与常用的几种工艺流程,掌握生物膜法的原理与几种典型处理工艺;掌握厌氧生物处理技术的机理与影响因素以及处理工艺 (2)熟悉污泥的性质和常见的处理技术