英语词汇“B chromosome”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

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单词	B chromosome
释义	Definition of B chromosome in English: B chromosome noun Genetics 1A chromosome reckoned as the second in various classifications; now disused. 2A small extra chromosome, found especially in plants and invertebrates, which has no equivalent in the basic chromosome set of a species, and has an irregular, non-Mendelian, mode of inheritance. Origin Early 20th century; earliest use found in American Naturalist. Definition of B chromosome in US English: B chromosome noun Genetics 1A chromosome reckoned as the second in various classifications; now disused. 2A small extra chromosome, found especially in plants and invertebrates, which has no equivalent in the basic chromosome set of a species, and has an irregular, non-Mendelian, mode of inheritance. Origin Early 20th century; earliest use found in American Naturalist.
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更新时间：2026/6/9 6:18:38