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37 Cards in this Set
- Front
- Back
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what contains
rRna protein |
ribosomes
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protein synthesis=
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translation
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70s ribosomes
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translation in
bacterial cells chloroplasts |
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80s ribosomes
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translation in cytoplasm of eukaryotic cells
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ribosomes attached to RER are destined for
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1-secretion from the cell
2-imcorporated into plasma memberane 3-formation of lysosomes |
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genetic combination experiments
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1-DNA ligase
2-Restriction endonucleases |
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what cleaves
1-DNA 2-plasmid DNA |
nuclease
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bacterial cloning vectors
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1-plasmids
2-bacteriophage 3-cosmids |
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recombinant DNA tech =
gene cloning |
1-DNA POLYMERASE 1
2-REVERSE TRANSCRIPTASE 3-EXONUCLEASE |
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fills in gaps by addition of nucleotides to 3' end
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DNA polymerase I
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DNA okazaki fragments are formed
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during replication
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primer = nucleic acid
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where DNA polymerase add nucleotides
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RNA polymerase
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provides PRIMER
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what removes primer
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exonuclease
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comlimentary strand of DNA
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lagging strand
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what is formed on lagging strand
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okazaki fragments
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what are the differences btw
1-RNA hydrolysis 2-DNA hydrolysis |
ribose and uracil
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where does replication occur
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replication forks
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prokaryote topoisomerase
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DNA gyrase
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nucleic acid backbone
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phosphate
pentose units both alternate |
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pyrimidine bases in DNA
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thymine
cytosone |
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pyrimidine bases in RNA
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uracil
cytosine |
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what is coded by just one codon
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methionine
tryptophan |
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what is excreted in the form of uric acid
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purine bases
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what is degenerate
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the genetic code
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where is anticodon
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transfer RNA
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G - C bonds
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3 hydrogen bonds
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what is
1-hydrophilic 2-highly polar |
backbone of
DNA RNA |
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what catalyzes the formation of
purine bases > uric acid |
xanthine oxidase
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what forms hydrogen bonds with water
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hydroxyl groups
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PRPP
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synthesized from
1-ATP 2-ribose 5-P |
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the ribose phosphate portion of
purine pyrimidine |
formed by pentose phosphate pathway
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major components of ribosomes
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rRNA
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carry AA to ribosomes
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tRNA
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what is the most abundant RNA
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rRNA
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protein synthesis template
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mRNA
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groups of ligases that ensure the correct AA is attached to the tRNA
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amino acyl-tRNA synthetase
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