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23 Cards in this Set
- Front
- Back
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Nucleotide
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Sub-units of the strands, that contain a Deoxyribose, A phosphate group, and a nitrogenous group
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Deoxyribose
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A sugar
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Nitrogenous Base
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Contains nitrogen atoms and carbon atoms and is a base
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Base Pairing rules
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Cytosine=Guanine
Thymine=Adenine |
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Complementary base pair
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Cytosine goes with Guanine
Thymine goes with Adenine |
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Dna replication
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When DNA copies itself
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Helicase
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An enzyme that seperates the 2 strands of DNA by breaking the hydrogen bonds between the two base pairs
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Replication fork
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The Y-shaped region
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DNA polymerase
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An Enzyme that adds complimentary nucleotides
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Semi-conservative replication
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Dna always ends up with one strand of the original copy, and one that is identical
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Ribonucleic acid
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RNA
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Transcription
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Making RNA from DNA
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translation
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Making proteinds from RNA
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Protein Synthesis
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Making proteins based on information in DNA and carried out by RNA
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Ribose
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The sugar in RNA
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Messenger RNA
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Single Stranded
Carries instructions from the DNA to make a protein Carries the genetic message from the nucleus to the ribosome |
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Ribosomal RNA
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is part of the structure of ribosomes
Found in globeugler form |
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Transfer RNA
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Transfers amino acids to the ribosomes to make a protein
Is made of nucleotides linked together in a T-shaped loop |
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RNA polymerase
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Binds to a promoter, and copies a certain part of DNA
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Promoter
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Starts the transcritioon
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Termination signal
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Ends the Transcription
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Genetic Code
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rules and how a sequence of nitrogenous bases in nucleotides corresponds to a particular amino acid
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Codon
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Each three nucleotide sequence in mRNA that codes for an amino acid or a start or stop signal
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