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单词 gene
释义
gene (jēn)
n.
A hereditary unit consisting of a sequence of DNA that occupies a specific location on a chromosome and is transcribed into an RNA molecule that may function directly or be translated into an amino acid chain. Genes undergo mutation when their DNA sequences change.

[German Gen, from gen-, begetting, in Greek words (such as genos, race, offspring); see genə- in the Appendix of Indo-European roots.]
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更新时间:2026/6/8 23:04:39