Several different species of coral can be present in the different colonies that form the reef structure.
VOA: special.2010.08.10
when you allow yourself to be present in situations and be surprised from them, you know.
那是当你把自己放在一种情境下,让自己感到惊奇的时候。
It's not as simple as DNA going to RNA going to protein, because proteins need to be present in order to make these things happen as well.
基因表达不是简单的从DNA到RNA,再到蛋白质,因为整个过程需要,不同酶的催化作用
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