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zymogen

n.
1.any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active

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Word of the Day

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  • zymase
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  • zyloprim
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  • zygotic
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  • zygotene
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  • zygote
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  • zygoptera
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  • zygophyllum fabago
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  • zygophyllum
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  • zygophyllaceae
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  • zygomycetes
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  • zymoid
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  • zymolysis
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  • zymolytic
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  • zymosis
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  • zymotic
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  • zymurgy
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  • zyrian
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  • pitiable
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  • oblong woodsia
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  • tearoom
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  • dance of death
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  • pacific silver fir
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  • cross hair
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  • turfing daisy
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  • lit crit
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  • volapuk
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  • lunacy
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    Idiom of the Day

    lay off (workers/staff) or lay (workers/staff) off
    to reduce the number of workers
    Six hundred workers at the automobile factory were recently laid off.



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