Answer: Base pairs are formed when adenine forms a hydrogen bond with thymine, or cytosine forms a hydrogen bond with guanine. The second part of a nucleotide is the phosphate, which differentiates the nucleotide molecule from a nucleoside molecule.
Explanation:
Breaks down over time and becomes dirt
Answer:
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Protein,or Carbohydrates,or,Lipids, or , nucleic acid
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