No abstract available
MeSH terms
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DNA Polymerase I / metabolism*
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DNA-Directed DNA Polymerase / metabolism*
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Escherichia coli / enzymology*
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Escherichia coli / radiation effects
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Mutation*
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Phenotype
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Tryptophan / metabolism*
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Ultraviolet Rays
Substances
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Tryptophan
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DNA Polymerase I
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DNA-Directed DNA Polymerase