Poisons spontaneously produced by living organisms are often called toxins, venoms if produced by animals.
由活的生物机体自然产生的毒物通常被称为毒素，若由动物产生则称为动物毒液。
Enzyme: Any of numerous proteins or conjugated proteins produced by living organisms and functioning as biochemical catalysts.
酶：由活的有机体产生的各种蛋白质或蛋白质结合体的一种，起生物催化剂的作用。
However the great majority of natural carbohydrate compounds produced by living organisms do not have this simple empirical formula.
然而由活的有机体产生的绝大多数天然碳水化合物的组成不遵守这个简单的经验分子式。
However, the great majority of natural carbohydrate compounds produced by living organisms DO not have this simple empirical formula.
然而由活的有机体产生的绝大多数天然碳水化合物的组成不遵守这个简单的经验分子式。
The debate centres on magnetite crystals found in the meteorite. A study carried out in 1996 suggested that they were biogenic -produced by living organisms.
有关火星存在生命体的争论主要集中在这块陨星中所发现的磁性晶体上。1996年开展的一项研究认为，这些晶体是有机生物体的生命遗迹。
The debate centres on magnetite crystals found in the meteorite. A study carried out in 1996 suggested that they were biogenic - produced by living organisms.
有关火星存在生命体的争论主要集中在这块陨星中所发现的磁性晶体上。1996年开展的一项研究认为，这些晶体是有机生物体的生命遗迹。
On Earth, atmospheric methane is generated by living organisms, but on Jupiter and other gas giants, methane is produced by light interacting with other chemicals in the atmosphere.
地球大气层中的甲烷是由活体生物产生的，而木星或其他气态行星上的甲烷是由光与大气层中其他化学物质相互作用而产生的。
The physiology variety of organism is caused if the organisms living in the water and air were endangered by various contamination factors, consequently change of the chemiluminescence is produced.
生活在水和空气中的生物体受到各种污染因素危害必定引起生理变化，从而引起这种低水平化学发光的改变。
The physiology variety of organism is caused if the organisms living in the water and air were endangered by various contamination factors, consequently change of the chemiluminescence is produced.
生活在水和空气中的生物体受到各种污染因素危害必定引起生理变化，从而引起这种低水平化学发光的改变。
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