…These are called homologous chromosomes. Identifying the homologous chromosomes contained in the somatic cells of a species and arranging them according to the order of chromosome shape and size is called the karyotype of that species, and determining the karyotype in this way is called karyotype analysis. However, when comparing the number of chromosomes of each species in a group of closely related organisms, polyploidy is often observed. … *Some of the terms mentioned in "karyotype analysis" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これを相同染色体homologous chromosomesという。一つの種の体細胞に含まれる相同染色体を識別し,染色体の形や大きさの順序に従ってこれを配列したものをその種の核型といい,このように核型を決定することを核型分析という。ところで近縁の生物群でおのおのの種の染色体数を比較すると,しばしば倍数性がみられる。… ※「核型分析」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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