These bacteria actually combine the hydrogen sulfide with the carbon dioxide and this chemical reaction is what produces organic material which is the food for larger organisms.

这些细菌实际上就是硫化氢和二氧化碳的结合体，而这种化学反应产生的有机物质是更大的有机体的食物。

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But the purple pitcher plant, which lives in bogs and infertile sandy soils in North America, enlists other organisms to process its food.

但是这种紫色的猪笼草，生活在北美的沼泽和贫瘠的沙质土壤中，吸收其他生物来作为它的食物。

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They replaced other minute organisms as a food source in the major marine food chain.

它们取代了其他微小生物，并成为了主要海洋食物链的食物来源。

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It is also expect to lead or share policy on food poisoning organisms, animal feed, food hygiene, genetically-modified food and other novel processes.

BBC: 'GM safe' says food agency boss

Plankton found in the estuaries nourish organisms all the way up the food chain.

CNN: Oil spill could be disaster for animals, experts say

Plankton are microscopic organisms, key to the marine food chain, but research suggests they are in decline.

BBC: Seafarer science: Sailors asked to help measure plankton