| 2. | The complete genome sequence of the radiation - resistant bacterium deinococcus radiodurans rl is composed of two chromosomes ( 2 , 648 , 638 and 412 , 348 base pairs ) , a megaplasmid ( 177 , 466 base pairs ) , and a small plasmid ( 45 , 704 base pairs ) , yielding a total genome of 3 , 284 , 156 base pairs 一号染色体由2 , 648 , 638个碱基对组成,二号染色体包含412 , 348个碱基对,而大质粒和小质粒分别由177 , 466和45 , 704个碱基对组成。它们共同组成了全基因组3 , 284 , 156个碱基对。 |