Double helical structure of DNA and types of DNA helices.
去氧核糖核酸的雙螺旋結(jié)構(gòu)與其類別.
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In 1953, Watson and Crick set forth their hypothesis for the double - helical nature of DNA.
1953年, 沃森和克里克闡明了他們關(guān)于DNA雙螺旋結(jié)構(gòu)的假說(shuō).
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