毒性噬菌体的复制周期—溶菌性周期 Lytic development ) Infection 2)DNA injection 3) Early infection Phage attaches to Phage injects DNA Phage DNA replication bacterium into bacterium starts 4)Late infection 5)Phage assembly 6)Lysis Heads. tails and DNA is packaged fibres are made into heads. Tails become attached Cell broken and progeny released毒性噬菌体的复制周期—溶菌性周期