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词汇 minichromosome
释义

Definition of minichromosome in English:

minichromosome

noun ˈmɪnɪˌkrəʊməsəʊmˌmɪnɪˈkrəʊməsəʊm
Genetics
  • 1A nucleoprotein complex consisting of viral DNA and histones and other proteins, formed in cells infected with certain viruses (chiefly papovaviruses).

  • 2Any of various other small nucleoprotein structures, either naturally occurring (e.g. in certain bacteria and yeasts and in the fruit fly Drosophila melanogaster) or artificially constructed.

Origin

1970s. From mini- + chromosome.

Definition of minichromosome in US English:

minichromosome

noun
Genetics
  • 1A nucleoprotein complex consisting of viral DNA and histones and other proteins, formed in cells infected with certain viruses (chiefly papovaviruses).

  • 2Any of various other small nucleoprotein structures, either naturally occurring (e.g. in certain bacteria and yeasts and in the fruit fly Drosophila melanogaster) or artificially constructed.

Origin

1970s. From mini- + chromosome.

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