生物學 II-1.pptx

生物學 Biology-II;葛里菲斯的轉形實驗Griffith’s Transformation Experiment;華特森和克里克的DNA模型 Watson and Crick’s DNA Model;DNA複製（DNA Replication）;DNA is synthesized in the both semiconservative replication and repair reaction;DNA polymerase I is 103 KD protein Klenow fragment 68 kD for polymerase and 3’-5’ exonuclease 35kD 5’-3’ exonuclease ;Signal stranded DNA is generated for replication;Priming is required to start DNA synthesis;RNA primer Nicked DNA Priming protein;基因活動：基因是怎麼運作的Gene Activity: How Genes Work;從DNA到RNA到蛋白質From DNA to RNA to Protein;RNA;基因表現的步驟（Steps of Gene Expression）;Genome Size, Organization, and Complexity;The number of genes;轉錄（Transcription）;轉錄（Transcription）;;;;Terminator GC-rich hairpin in the RNA product followed be a U-rich region in which termination occurs;;;;Prokaryotic Gene Expression;Lactose operon 1111;Glucose effect;Tryptophan operon;Eukaryotic Gene Expression;Splicing