词汇 | Y chromosome |
释义 | Y chromosome noun [ C ] (also Y-chromosome) uk/ˈwaɪ ˌkrəʊ.mə.səʊm/ us/ˈwaɪ ˌkroʊ.mə.soʊm/ Y染色体 a sex chromosome (= structure containing chemical patterns) that exists only in male cells The Y chromosome is smaller than the X chromosome. If a Y-chromosome pairs up with an X-chromosome during fertilization, a male baby will result. 如果受孕过程中一个Y染色体与一个X染色体相结合,则发育为男婴。 Compare: X chromosome
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