Based on the image below, which three purines are pictured. Be sure to select the correct name and number. NH2 *** HN HN' H₂N 1 2 3 1. Guanine 2. Xanthine 3. Adenine O 1. Adenine 2. Guanine 3. Xanthine O 1. Adenine 2. Guanine 3. Uric acid 1. Guanine 2. Uric acid 3. Adenine ○ 1. Guanine 2. Uracil 3. Adenine

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