Biology Chapter 11.3-11.4
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Created by:
Proftrumpet on January 30, 2012
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11 terms
Terms | Definitions |
|---|---|
 Messenger RNA | RNA molecule that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell |
| Ribosomal RNA | RNA molecule that makes up the majority of the ribosome |
| Transfer RNA | RNA molecule that transfers amino acids to ribosomes during protein synthesis |
| Transcription | process in which part of the nucleotide sequence of DNA is copied into a complementary sequence of RNA |
| RNA polymerase | enzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcription |
| Promoter | region of DNA that indicates to an enzyme where to bind to make RNA |
| Intron | intervening sequence of DNA; doesn't code for a proteins |
| Exon | expressed sequence of DNA; codes for a protein |
| Codon | three-nucleotide sequence on messenger RNA that codes for a single amino acid |
| Translation | decoding of a mRNA message into a polypeptide chain |
| Anticodon | group of three bases on a tRNA molecule that are complementary to an mRNA codon |
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