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词汇 karyotype
释义

Definition of karyotype in English:

karyotype

noun ˈkarɪə(ʊ)tʌɪpˈkɛrioʊˌtaɪp
Biology Medicine
  • The number and visual appearance of the chromosomes in the cell nuclei of an organism or species.

    〔生,医〕染色体组型,核型

    Example sentencesExamples
    • In addition to markers from the linkage map, we also probed karyotypes with ribosomal RNA gene sequences and 4 of the 12 ungrouped markers.
    • After therapy or with disease progression, karyotypes often vary from karyotypes at diagnosis.
    • This method seems to be applicable, but it is very time consuming and will be subject to difficulties in species with karyotypes that include chromosomes of very different size.
    • The distribution of acrocentric chromosomes among the karyotypes of species in each branch is shown.
    • This SC karyotype is very similar to karyotypes developed from pachytene chromosome squashes.

Derivatives

  • karyotypic

  • adjective karɪəˈtɪpɪk
    Biology Medicine
    • Typically, altered gene dosage caused by karyotypic abnormalities results in embryonic lethality or birth defects.
      Example sentencesExamples
      • Twelve cases had complex karyotypic abnormalities, and 14 cases had a single karyotypic abnormality.
      • In addition, various karyotypic and genetic studies have found limited amounts of change in chromosomes and DNA sequences when different species of acipenseriforms are compared.
      • Macropodine marsupials (kangaroos and wallabies) offer unique insights into current theories expositing centromere emergence during karyotypic diversification and speciation.
      • Our analysis of 1170 mammalian karyotypes provides strong evidence that karyotypic evolution is driven by nonrandom segregation during female meiosis.

Definition of karyotype in US English:

karyotype

nounˈkɛrioʊˌtaɪpˈkerēōˌtīp
Medicine Biology
  • The number and visual appearance of the chromosomes in the cell nuclei of an organism or species.

    〔生,医〕染色体组型,核型

    Example sentencesExamples
    • In addition to markers from the linkage map, we also probed karyotypes with ribosomal RNA gene sequences and 4 of the 12 ungrouped markers.
    • After therapy or with disease progression, karyotypes often vary from karyotypes at diagnosis.
    • This SC karyotype is very similar to karyotypes developed from pachytene chromosome squashes.
    • This method seems to be applicable, but it is very time consuming and will be subject to difficulties in species with karyotypes that include chromosomes of very different size.
    • The distribution of acrocentric chromosomes among the karyotypes of species in each branch is shown.
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