药物的第相生物转化是指体内各种酶对药物分子进行的官能团化反应,主要发生在药物分子的 官能团上,或分子结构中活性较高、位阻较小的部位,包括引入新的官能团及改变原有的官能团。本 节讲授的主要内容包括氧化反应、还原反应、脱卤素反应和水解反应

Earth's Internal Structure When a meteorite impacts a planet or moon, its energy of motion (called kinetic energy)is transformed into heat energy. As Earth grew larger and larger from continual impacts, its temperature increased. Radioactive decay of materials like uranium, thorium and potassium also added heat

Unit Four The Multicultural Society Reference Book: (New) Integrated Coursey as a collage Student's and Teaching's Book Teaching Method: Explanation Combination Objectives 1 grasp the main idea and structure of the text 2 practice their critical thinking ability

Unit One Fighting with the Forces of nature Texta the Icy Defender Reference Book:(New) Integrated Course 4 Student's and Teaching,'s Book Teaching Method: ESA(engage, study, activate 1 grasp the main idea and structure of the text

3.064Quiz10/10/03 Sample questions 1. What is the glass transition temperature of a polymer How can it be measured? What molecular characteristics determine its value Illustrate by giving the chemical structure and Tg for polyethylene polyvinyl chloride and polystyrene

Law is omnipresent in modern society and legal institutions have a major place in the structure of Westem societies. Law and legal process are increasing enormously Law seems to be a kind of replacement, a substitute for traditional authority. The same goes for the Netherlands there is a great deal of litigation. However, we should not exaggerate: we cannot say that a

1. The ownership structure of a business includes the following forms: A. Individual, group, corporate. B. Sole proprietorship, partnership, or corporation D. Debtors, creditors, and ownesancia C. Service, manufacturing, and financial. 2. Which of the following is NOT true concerning a sole proprietorship? A. A sole proprietorship is a company

Isolated cardiac myocyte in culture undergoing periodic contractions Courtesy of Jan Lammerding Used with permissi Structure of dle mage removed due to copyright considerations

Scope of this lecture Root functions: for plant, soil and ecosystem Root structure and pathways for uptake of nutrients the symplast and apoplast Root architecture(结构) and morphology(形态) Responses of roots and root systems to environmental stress Root hairs and their functions Introduction to combined strategies for efficient

1. to know the transmission media of data signals, the structure of full-duplex data transmission system and its peration and the coding of data signals 2. to understand the main idea and