性冲突作为对无性繁殖的限制:一个经验审查
Daniela Wilner1, Russell Bonduriansky1, Nathan W Burke1,2
1Evolution and Ecology Research Centre, School of Biological, Earth and Environmental Sciences, The University of New South Wales, UNSW, Sydney, NSW, 2052, Australia.
Biological reviews of the Cambridge Philosophical Society
|August 12, 2025
概括
性冲突可能解释了为什么有能力的生是罕见的. 强制性雄性可以阻止雌性无性繁殖,限制动物群体中伴生代的传播.
科学领域:
- 进化生物学 进化生物学
- 生殖策略 生殖策略
- 性选择性选择性选择
背景情况:
- 能够进行性和无性繁殖的可选无性动物,理论上预测将超过强制性或无性动物.
- 尽管有理论上的优势,但强制性繁殖是常见的,在许多动物系中, fakultative parthenogenesis (一种灵活的无性行为形式) 是罕见的.
- 性冲突是这个悖论的一个解决方案,表明男性强迫影响女性的生殖选择.
研究的目的:
- 审查对男性相互作用的证据,这些相互作用会给男性遗传母体带来代价或阻碍它们的无性繁殖.
- 探索性冲突如何调解可选性和相关性/无性种类中的生殖模式.
- 为了调查 fakultative parthenogenesis令人难以置信的罕见性背后的原因.
主要方法:
- 关于性冲突和生殖模式的理论研究和经验证据的文献综述.
- 分析不同动物分类中的雄性和雌性之间的相互作用,重点关注与交配和抵抗相关的成本.
- 检查表现出 fakultative parthenogenesis 的系统,重点关注棒虫作为一个关键的例子.
主要成果:
- 有证据表明,雄性可以通过强制受精卵或使抵抗交配对雌性来说代价高昂来抑制伴侣生成.
- 这些由男性施加的成本可以限制无性繁殖的机会,并阻碍伴生代等位基因的传播.
- 关于交配和生殖模式的性冲突似乎在相关的性和无性种群中和之间发挥着重要作用.
结论:
- 性冲突,特别是通过男性胁迫,为 fakultative parthenogenesis 的稀有性提供了一个合理的解释.
- 性和伴生代的成本取决于背景,需要在各种动物系统中进一步调查.
- 对交配成本和抵抗机制的持续研究对于理解生殖策略的进化动态至关重要.
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