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26 Cards in this Set
- Front
- Back
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Original DNA is unzipped and a complementary template DNA is created
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Replication
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template DNA is unzipped; complementary RNA strand is created; mRNA takes the genetic info from nucleus to ribosome; tRNA takes AA's to ribosome
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Transcription
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mRNA and ribosome assemble; codons code for A.A.'s; peptide bonds form between A.A.'s
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Translation
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3 steps of DNA replication
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Replication, transcription, translation
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REPLICATION: The double stranded DNA is unzipped by ____________ enzyme
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Helicase
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REPLICATION: _____ added to start the DNA system
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primer
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REPLICATION: The __________ enzyme adds ________ to the growing new DNA
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DNA polymerase, nucleotides
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REPLICATION: The new DNA strand (the template) is _________ to the original DNA strand.
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complementary
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REPLICATION: _____________-- formed from two strands of DNA that have separated and syntheis of new DNA is occurring.
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replication fork
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REPLICATION: occurs in the _______ of euks and ______ of proks.
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nucleus, cytoplasm
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REPLICATION: _________ enzyme will covalently link newly synthesized pieces of DNA together
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DNA ligase
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TRANSCRIPTION: The double stranded DNA is unzipped by ____________ enzyme
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RNA polymerase
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TRANSCRIPTION:The ________ enzyme binds to the __________ site of the DNA
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RNA polymerase, promoter
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TRANSCRIPTION:The ________ enzyme adds __________ to the growing new messenger
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RNA polymerase, nucleotides
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TRANSCRIPTION:The new RNA strand is _________ to the template DNA strand.
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complementary
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TRANSCRIPTION:RNA contains the nitrogenous base _____ instead of thymine
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Uricel
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TRANSCRIPTION:ends at the _______ sequence/signal of the DNA
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termination
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TRANSCRIPTION:_______ takes a copy of the genetic code from the nucleus to the ribosome
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mRNA
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TRANSLATION: These 2 subunits assemble together:
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mRNA, ribosome
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TRANSLATION: Each set of 3 nucleotides on the mRNA is a ________, which codes for an ________
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codon, amino acid
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TRANSLATION: The tRNA has an ______ which is complementary to the codon on the mRNA
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anticodon
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TRANSLATION: tRNA's job is to bring the _________ to the ribosome
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amino acid
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TRANSLATION: A ______ bond is formed between two amino acids in the ribosome
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peptide
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TRANSLATION: The ________ is released from the ribosome
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tRNA
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TRANSLATION: This process of making a ____________ continues until a _______ codon is encountered, which ends synthesis
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protein/polypeptide; terminator
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TRANSLATION: The sequence of the ____________ in each codon is signficant; 5' ATG is not the same as 5' AGT
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nitrogenous base
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