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Guanine: Quiz

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Question 1: Guanine can be hydrolyzed with strong acid to glycine, ________, carbon dioxide, and carbon monoxide.
ChlorineNitrogenAmmoniaHydrogen

Question 2:
What is the chemical name of Guanine (IUPAC)
2-amino-6-(2S)-2-hydroxypropanoyl-7,8-dihydro-1H-pteridin-4-one
2-amino-1H-purin-6-one
2-Amino-6-oxohexa-2,4-dienoic acid
-6-amino-4-cyclohex-4-ene-1,2,3-triol

Question 3:
What is Guanine also known as?
Azanol
2-aminohypoxanthine,
Norpempidine
Oxammonium

Question 4: In nature, the ________ is covered with skin containing guanine.
OarfishKrillFish anatomyLampriformes

Question 5: Its alternatives are mica, faux pearl (from ground shells),[6] and ________ and bronze particles.
AluminiumGoldTitaniumCopper

Question 6: It provides shimmering luster to eye shadow and ________.
Nail polishHair removalCosmeticsLipstick

Question 7: Guanine is one of the five main nucleobases found in the nucleic acids ________ and RNA, the others being adenine, cytosine, thymine, and uracil.
ProteinDNAGeneticsGene

Question 8: With the formula C5H5N5O, guanine is a derivative of purine, consisting of a fused pyrimidine-________ ring system with conjugated double bonds.
BenzimidazoleSalicylic acidImidazoleSodium thiosulfate

Question 9: A ________ synthesis can also be used to form guanine, along with adenine, uracil, and thymine.
PetroleumSynthetic fuelFischer–Tropsch processCoal

Question 10: About fifty years later, Fischer determined the structure and also showed that ________ can be converted to guanine.
Uric acidXanthineUridine monophosphateCarbamoyl phosphate







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