A$)$ Describe the experiment that was most likely performed. $(5$ points$)$

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B$)$ What does the green color show? $(2$ points$)$

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C$)$ What does the red color show? $(2$ points$)$

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D$)$ What does the black color show? $(2$points$)$

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E$)$ Give three examples of gene clusters that are overexpressed in the cells treated with the carcinogen for $4$ weeks. $(3$ points$)$

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F$)$ Give three examples of gene clusters whose expression was inhibited by $4$ weeks of treatment with the carcinogen.$(3$ points$)$

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G$)$ If you wished to develop a drug that would inhibit tumor formation, which of these gene clusters would you target? $(3$ points$)$