乐观的生活态度与健康之间是否有着因果关系尚难明确；有可能是相同的潜在基因综合体或者是某种生理结构使之然。
It's hardly clear that there is a causal relationship between optimism and health; it could be that they are related to the same underlying gene complex or set of mechanisms.
研究者将它身上的大概两万个基因与人类和鸡禽的基因进行了比较，他们期望从中探索所谓的“可保存综合体”领域，这是生物学领域的术语，其实就是寻找在两种相差较远的生物中存在的，最为相似的基因组。
The researchers compared the frog's roughly 20,000 genes to those of humans and chickens. They were looking for areas of so-called "conserved synteny."
自然保护区不仅是一个国家的自然综合体的陈列馆，野生动植物的基因库，而且也是维护环境安全的主力军。
Nature reserve not only is a nature museum and a gene bank , but also plays a main force to protect the environmental security.
自然保护区不仅是一个国家的自然综合体的陈列馆，野生动植物的基因库，而且也是维护环境安全的主力军。
Nature reserve not only is a nature museum and a gene bank , but also plays a main force to protect the environmental security.
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