Biology Flashcards

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Amino acid

Back

Building block of protein molecules.

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Codon

Back

Three nucleotides in DNA or RNA that code for a specific amino acid in a protein.

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DNA

Back

Nucleic acid that carries genetic information in cells.

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Mutation

Back

A change in the DNA sequence of a gene.

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Nucleotide

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The building block of DNA.

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Protein

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A large molecule consisting of one or more chains of amino acids.

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RNA

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A group of nucleic acids that copy and translate the genetic code.