sex ratio

听听怎么读
英 [seks ˈreiʃiəu]
美 [sɛks ˈreʃo]
是什么意思
  • n.

    男女人口比例;

  • 英英释义

    Sex ratio

    • Sex ratio is the ratio of males to females in a population.

    以上来源于:Wikipedia

    学习怎么用

    权威例句

    EXTRAORDINARY SEX RATIOS.
    Sex ratio and unisexual sterility in hybrid animals
    Sex Ratios and Reversals: The Theory of Sex Allocation
    Sex ratio and local resource competition in a prosimian primate.
    The dynamics of operational sex ratios and competition for mates
    Natural Selection of Parental Ability to Vary the Sex Ratio of Offspring
    Some Effects of Proportions on Group Life: Skewed Sex Ratios and Responses to Token Women
    The Competitive Saving Motive: Evidence from Rising Sex Ratios and Savings Rates in China
    Extraordinary sex ratios. A sex-ratio theory for sex linkage and inbreeding has new implications in cytogenetics and entomology.
    QUASI-REPLICATION AND THE CONTRACT OF ERROR: Lessons from Sex Ratios, Heritabilities and Fluctuating Asymmetry
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