3) Nucleic acid contains the genetic code.
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Answer:
The possible letters are A, C, G, and T, representing the four nucleotide bases of a DNA strand — adenine, cytosine, guanine, thymine — covalently linked to a phosphodiester backbone.
Explanation:
Answer:
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False. this earth has always had life. be it microscopic cells to a gigantic titanosaurus
are the leading causes of death worldwide
