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  1. On earth, nitrogen is most abundant in the atmosphere. 80% of the atmosphere is nitrogen. Phosporus can be found in rocks as a mineral component.

    分類:科學及數學 > 生物學 2008年02月14日

  2. As u know,Kreb cycle is started from pyruvate(3C) which is produced...

    分類:科學及數學 > 生物學 2011年12月25日

  3. ... will utilize the mangrove to tide over whole or some life cycles (LifeCycle ), for example: The base ...as suspended substance , chemical oxygen demand , nitrogen phosphorus that this kind of method can be reduced in water...

  4. ...it is drained out through the tube and discarded. This cycle or "exchange" is normally repeated 4-5 times during the...

    分類:科學及數學 > 生物學 2007年05月12日

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