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DNA is composed of repeating structural units called…Nucleotides!

The basic repeating unit of nucleic acids (like DNA) are called nucleotides.

A nucleotide is an organic molecule that serves as a kind of “building block” of both DNA and RNA. Nucleotides are also involved in cell signaling, metabolism, and more.

Is the Five-Carbon Sugar Found in DNA?

Each nucleotide is made up of a nitrogenous base, a phosphate group, and a Five-carbon sugar.

Here’s a little more about the structure of DNA:

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