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sir ernst boris chain

n.
1.British biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)

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  • sir edmund percival hillary
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  • coward
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  • pentathlon
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  • herbert mclean evans
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  • queen of the night
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  • dichloride
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  • edward vincent sullivan
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  • phone bill
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  • true-to-life
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  • navy department
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    Idiom of the Day

    get one's money's worth
    to get value for what you have paid for
    We got our money's worth when we stayed on the golf course for seven hours.



    1.
    ________ vaccinated against tetanus before you go there.

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