THEME ONE Macromolecules Essentials （主题一个大分子的必需品）.pdf

THEME ONE Macromolecules Threads Organisation Selectivity Energy Flow Perpetuation Evolution Human Awareness Worksheets 1 The structure of DNA 2 Chromosomes are made up of genes 3 DNA and protein synthesis 4 Structure and function of protein molecules in cells 5 The importance of polysaccharides and lipids 6 DNA replication 7 Enzymes 8 DNA and protein evidence for evolution 9 Mutations 10 Genetic manipulation 11 Some social consequences of genetic manipulation 12 Multiplying and sequencing DNA Key Ideas Students should know and understand the following M1 The chemical unit of genetic information in most organisms in DNA M2 The structural unit of information in the cell is the chromosome M3 The functional unit of information on the chromosome is the gene M4 The flow of information from DNA to prtein is unidirectional in most organisms DNA → RNA → protein M5 The three-dimensional structure of protein is critical to its function M6 Polysaccharides and lipids are important macromolecules in cells and organisms M7 Specific base-pairing is the mechanism of DNA replication M8 Enzymes are specific for their substrate M9 Molecular recognition is an important property for life processes M10 Enzymes increase reaction rates by lowering activation energy M11 Macromole