Definition of repressor in English:

repressor

Line breaks: re|pres¦sor
Pronunciation: /rɪˈprɛsə
 
/

noun

Biochemistry
  • A substance which acts on an operon to inhibit enzyme synthesis.
    More example sentences
    • Complex interactions of receptor and partner Smad with inhibitory Smad, coactivators or repressors, and regulatory proteins ultimately determine the wide range of activation or inhibition of TGF—dependent gene expression.
    • The major outcomes were that anxiety level did affect both attention and retention and repressors were not inhibited in their processing of emotional words.
    • According to the first proposed mechanism, the repressor substance, probably an RNA-binding destabilizing protein, acts not directly on the Makorin1 gene but upon the mRNA that is transcribed by the gene.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody