- 更多网络例句与直生论相关的网络例句 [注：此内容来源于网络，仅供参考]
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In the 19th and early 20th centuries, variations of Lamarckism, orthogenesis ('progressive' evolution), and saltationism were discussed as alternatives.
在19世纪和20世纪初，人们对可选择的替代学说进行了讨论，如拉马克主义的各种变种、直生论和骤变说。
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It showed that the trends of linear progression (in for example the evolution of the horse) that earlier paleontologists had used as support for neo-Lamarckism and orthogenesis did not hold up under careful examination.
该书表明，早期古生物学家用作支持新拉马克主义和直生论的线性渐进趋势，在仔细检查下是站不住脚的。
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The range of evolutionary theories during "the eclipse of Darwinism" included forms of "saltationism" in which new species were thought to arise through "jumps" rather than gradual adaptation, forms of orthogenesis claiming that species had an inherent tendency to change in a particular direction, and forms of neo-Lamarckism in which inheritance of acquired characteristics led to progress.
在"达尔文主义衰落时期"，进化理论包括各种形式的"骤变说"，认为新种是通过"跳跃"而不是通过逐渐适应产生的；也包括各种形式的直生论，声称物种有着内在的、向某一特定方向变化的趋势；还包括各种形式的新拉马克主义，认为获得性状遗传导致进步。
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The range of evolutionary theories during "the eclipse of Darwinism" included forms of "saltationism" in which new species were thought to arise through "jumps" rather than gradual adaptation, forms of orthogenesis claiming that species had an inherent tendency to change in a particular direction, and forms of neo-Lamarckism in which inheritance of acquired characteristics led to progress.
在&达尔文主义衰落时期&，进化理论包括各种形式的&骤变说&，认为新种是通过&跳跃&而不是通过逐渐适应产生的；也包括各种形式的直生论，声称物种有着内在的、向某一特定方向变化的趋势；还包括各种形式的新拉马克主义，认为获得性状遗传导致进步。
- 更多网络解释与直生论相关的网络解释 [注：此内容来源于网络，仅供参考]
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ontogenesis; ontogeny：个体发育
亚区 subregion | 个体发育 ontogenesis, ontogeny | 直生论 orthogenesis
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orthogenesis：直生论
*直生论(orthogenesis)一种反对自然选择学说的进化理论. 主张生物进化是有方向的,不论环境条件如何,生物总是沿着既定的方向进化;而决定进化方向的动力,完全来自生物体内部的潜在力量,与自然选择无关.
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orthogenesis：定向进化;直生论
orthodromic conduction 顺向传导 | orthogenesis 定向进化;直生论 | orthologous gene 直向同源基因,定向进化同源基因[从共同的始祖基因分化而成]