Centuries: 1st century - 2nd century - 3rd century
Decades: 60s 70s 80s 90s 100s - 110s - 120s 130s 140s 150s 160s
Years: 112 113 114 115 116 - 117 - 118 119 120 121 122
... a UV source, and the identity of the base terminating the molecule is identified by the wavelength of the emitted light.
DNA detection: the compound ethidiu ...
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