Peptidoglycan Synthesis Transport of peptidoglycan precursors across the cytoplasmic. membrane to the growing point of the cell wall Outside Peptidoglycan Growing point of cell wall

Chapter 4 Metabolism, Biosynthesis and Nutrition Microbial Nutrition Laboratory Culture of Microorganisms Sterilization. Aseptic Technique, and Pure Cultures

一、组织、器官、个体的生长 二、蜕皮(molting)和变形(metamorphosis) 三、个体衰老

一、性别表现型的决定 二、生殖细胞(Germ Cells)的发育 三、受精

第一节 突变的分子基础 第二节 遗传重组分子机理 第三节 转座遗传因子 第四节 DNA损伤的修复

Genetic Engineering and Biotechnology Genetic engineering: Isolation manipulation and expression of genetic materials. Gene cloning: Isolation and purification of specific genes In vitro recombination=recombinant DNA

Chapter 7 Regulation of Gene Expression Regulation of Enzyme Activity Constitutive enzymes -Enzymes induced by specific circumstances Two major modes of regulation in the cell Control the activity of preexisting enzymes Control the amount of an enzyme

Questions for Eukarya 1. List the Eukaryotic Microorganism you have learned. 2. Describe the differences between various eukaryotic microorganisms. 3. What do algea have various colors? 4. How to classify algae? 5. List six major algae and describe their characteristics you have learned?

Questions for Eukarya 1. List the Eukaryotic Microorganism you have learned Eukaryotic microorganism r Algae(ER3): phototrophic eukaryotic miroorganisms Fungi(真菌类): nonphotosynthetic eukaryotic microorganisms that contain rigid cell walls

Microbial Ecology: Microorganisms in soil, water, and other environments and how microorganisms act to chemically change their environments. Microbial ecologists study: the biodiversity of microorganisms in nature and how different guilds interact in microbial communities The activities of microorganisms in nature and monitor their effects on ecosystems