...This type of chromosome is genetically inactive and does not significantly affect the traits of an individual unless its number becomes particularly large. (4) Giant chromosome Large chromosomes not seen in normal somatic cell division or maturation division can be seen in special cells. A typical example is the salivary gland chromosome found in the salivary gland cells of Dipteran insects. ... *Some of the terminology that mentions "giant chromosome" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…この型の染色体は遺伝的に不活性であり,その数がとくに多くならないかぎり個体の形質に大きな影響を与えることはない。(4)巨大染色体giant chromosome ふつうの体細胞分裂や成熟分裂には見られない大きい染色体が特殊な細胞で見られることがある。その代表的なものは双翅(そうし)目の昆虫の唾腺細胞に見られる唾腺染色体である。… ※「giant chromosome」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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