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第457章 星联西游(6)囚笼岁月——涡流(1 / 2)

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“这就对了,”

李长庚在即将到达落脚点之时,突然意识到,自己的出生点和路上那些温泉里的液体不是别的,那是液态氨。

李长庚一下子就释然了。

硅基生命对比碳基生命的优势在于,有更好的耐寒性和耐热性,无论夜半球北极圈的出生地还是即将抵达的地下溶洞岩浆火山口,都是在极端温度这个前提下,硅基生命也只有在这里才有可能在自然选择的条件下打败碳基生命胜出。

液态氨作为硅基生命的介质溶液,其在宇宙中也是除水之外广泛存在的,将夜半球北极圈作为出生地,自然是因为硅基生命如同碳基生命一样,其第一个生命的诞生奇迹,无二的要在液体中诞生。

当然,无论是甲烷、乙烷,还有这个星球上普遍存在的氨,都有着一个统一特性,那就是极低的温度,诚然,氨是最理想的,在标准大气压下,零下34摄氏度就已经是液态了,所以,这颗行星夜半球北极圈的温度自然是常年低于零下34度,又充满了液态氨,那么诞生生命的大概率就是硅基生命。

而如果把这个液体选项换成甲烷,或者说乙烷,那就需要更低的温度才行,甲烷需要零下162摄氏度,乙烷需要零下89摄氏度。

这里说的是以地球人的认知来衡量的,自然是一个标准大气压,自然,这颗比邻星B的目标星球的大气压比地球要高,高多少,李长庚还无法测量。

但是,也正是如此,硅基生命也就竞争过了碳基生命,看看自己的外骨骼,确实能够抵抗这个星球强大的重力,再加上硅元素本身比碳元素重这个物理特性,因此,硅基生命打一出生起,就注定要承受高压高重力的星球环境。

那么久而久之,硅基人就会进化出很强壮很发达的肌肉和纤维,想到这里,李长庚心里一阵大惊,纤维,如果碳基人拥有高强度的纤维,因为只有肌肉和纤维足够强壮,才能支撑起整个身体结构,也才能熬得住等离子超气态电浆体的储存和喷射。

而同时,如果那纤维是地球世界那种可以用来制作太空电梯的高强度纳米材料,如果被更强大的生物得到,会不会被剥皮抽筋呢?!

想到这里,李长庚内心五味杂陈,难道之前,大家害怕那轮明月,就是这个原因?!真是细思极恐啊!

再去想一想,那些液态氨温泉周围的食物,那些显然就是硅基植物,那些硅基植物类似于玻璃棒,但是很柔软,这种结构不仅能够透光,便于自身的光合作用,很有着很高的韧度,就像螃蟹的外骨骼一样,能起到很好的保护作用,事实上,它们的内核和细胞壁的成分是二氧化硅,大家食用它时就像吃地球人吃玻璃一样的诡异。

另外,在李长庚看来,对于生命的进化,这里还有两个条件非常重要。

那就是阳光和大气,我们先来看阳光,地球人的认知光合作用必须有阳光。

但是,在这里,硅基植物生长的地方只有大气层过来的聊胜于无的微弱光线,夜半球自然得不到光照,而那些硅基植物又是如何生存的呢?

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