Figure 21-3: Transcriptional program of the N4 genome. White blocks: early genes; gray blocks: middle genes; black block: late genes. The enzyme responsible for each transcriptional stage is indicated. (for better image quality, click here for tif image, which may be quite large; may also require screen refreshing plus special software to view; or view larger tif in separate window)

Figure 21-1, Figure 21-2, Figure 21-3, Figure 21-4, Figure 21-5

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