Steps in Information Flow 5 TTT GTT AAT CAGCAT CTT 3 3 AAACAATTAGTCGTAGAA 5 Three stages: DNA 5 TTT GTT AAT CAGCAT CTT 3 1.Replication复制 3 AAACAATTAGTCGTAGAA 5 2.Transcription转录 REPLICATION 3.Translation翻译 5 TTTGTTAAT CAGCATCTT 3 3 AAACAATTAGTCGTAGAA 5 TRANSCRIPTION OF BOTTOM STRAND Central dogma RNA SUUU GUU AAU CAGCAU CUU3 中心法则 TRANSLATION Protein H2N- Phe Val Asn GIn His Leu -COOH 2012 Pearson Education.Inc.Steps in Information Flow Three stages: 1. Replication复制 2. Transcription转录 3. Translation翻译 Central dogma 中心法则