Because aggressive individuals are more likely to survive and reproduce, whatever genes are linked to aggressive behavior are more likely to be transmitted to subsequent generations.

因为好斗的个体更有可能生存和繁殖，所以任何与好斗行为相关的基因都更有可能遗传给后代。

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Many genes have been linked with alcoholism, several of which are involved in stress responses.

许多基因会被与酗酒联系在一起，其中一些基因会产生应激反应。

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Scientists linked nine genes to poor brain development in young men after analysing the genetic makeup of more than 200 families.

科学家们分析了200多个家庭的基因构成，认为有9个基因与男孩子的大脑发育不良有关。

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