Term
| Exon is an expressed sequence of DNA; codes for a protein. |
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| Intron is a sequence of DNA that is not involved in coding for a protein. |
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| messenger RNA (mRNA) is a type of RNA that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell. |
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| Promoter is a specific region of a gene where RNA polymerase can bind and begin transcription. |
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Term
| ribonucleic acid (RNA) is a single-stranded mucleic acid that contains the sugar ribose. |
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| ribosomal RNA (rRNA) is a type of RNA that combines with proteins to form ribosomes. |
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| RNA polymerase is an enzyme that links together the growing chain of RNA nucleotides during transcription using a DNA strand as a template. |
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| transcription is synthesis of an RNA molecule from a DNA template. |
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| transfer RNA (tRNA) is a type of RNA that carries each amino acid to a ribosome during protein synthesis. |
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