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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
    更多例句
  • Y chromosome tests are used to track a man's paternal ancestry.
  • To make sperm cells, the organism needs a Y chromosome.
  • Klinefelter syndrome is defined by the presence of a Y chromosome as well as two or more X chromosomes.
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