Hay 4 definiciones de lac en inglés:

lac1

Saltos de línea: lac

sustantivo

[mass noun]
A resinous substance secreted as a protective covering by the lac insect, used to make varnish, shellac, sealing wax, dyes, etc.

Origen

late Middle English: from medieval Latin lac, lac(c)a, from Portuguese laca, based on Hindi lākh or Persian lāk.

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Palabra del día conspicuous
Pronunciación: kənˈspɪkjʊəs
adjective
clearly visible

Hay 4 definiciones de lac en inglés:

lac2

Saltos de línea: lac

adjetivo

Biology
Denoting the ability of normal strains of the bacterium E. coli to metabolize lactose, or the genetic factors involved in this ability (which is lost in some mutant strains): the lac operon
Más ejemplos en oraciones
  • These strains might not even use their lac gene products to metabolize lactose.
  • In addition to the lac operon, a number of other synthetic and natural genetic circuits have been analyzed for robustness and evolvability.
  • A metabolite of lactose binds to the lac repressor, changing the protein's shape and thereby causing it to loosen its grip on the DNA.

Origen

1940s: abbreviation of lactose.

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