Glossary 1.4

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The glossary provides definitions and explanations of key terms and concepts essential to understand the topic in the lesson. Be sure to familiarize yourself with each term before attempting the lesson glossary quiz.

Browse the glossary using this index

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N

Nucleic acid

a blueprint for proteins that are synthesized in cells; stores hereditary information

Nucleotide

the building block of nucleic acids; consists of a 5-carbon sugar, a nitrogenous base, and one to three phosphate groups