In Earth's early days, all over the planet countless photosynthetic bacteria performed photosynthesis.
在地球早期，整个星球上有无数的光合细菌在进行光合作用。
Photosynthetic life is impossible there because sunlight is completely absent, but life such as the microbes that flourish deep within earth may still be possible.
因为那里完全没有阳光，所以不可能有光合作用的生命，但像在地球深处蓬勃生长的微生物之类的生命可能仍然存在。
The answer to this riddle lies in the metabolic activity of early photosynthetic life-forms that slowly but surely transformed the chemical composition of Earth's atmosphere.
这个谜题的答案在于早期光合生命形式的新陈代谢活动，这种活动缓慢但一定改变了地球大气的化学成分。
The ancestors of plants were photosynthetic single-celled organisms that gave rise to plants presumably lacked true roots, stems, leaves, and complex reproductive structures such as flowers.
植物的祖先是进行光合作用的单细胞生物，由此产生的植物可能缺乏真正的根、茎、叶和复杂的生殖结构，如花朵。
The photosynthetic responses determine the habitat of p. rubens and p. mariana in the climax forest.
光合反应决定红云杉和黑云杉在顶极林中的生态环境。
I've heard that his body is photosynthetic, like a plant.
我听说他的身体可以像植物那样进行光合作用。
The most common by far is photosynthetic plants that capture solar energy.
最普遍的是一些吸收太阳能进行光合作用的植物。
Photosynthetic microbes also store plenty of fat, which forms the basis for fuel.
光合微生物还能在细胞内储存大量的脂肪，这就是用于合成生物燃料的基础原料。
Any photosynthetic life would be adapted to take advantage of the available light waves.
依赖光合作用的生物则利用可用光波来适应环境。
Photosynthetic water oxidation is one of the most important biochemical processes on Earth.
光合水氧化是地球上最重要的生化过程之一。
Is now generally believed that the size of photosynthetic units calculated according to their function.
现在一般认为，光合单位的大小是按其功能来计算的。
Nocera and company will next try to boost both efficiency and lifespan of their photosynthetic material.
诺赛尔和他的同事下一步的工作目标是提高这种光合作用装置的效率和寿命。
Members of a group of mostly aquatic, photosynthetic organisms (see photosynthesis) that defy precise definition.
一群主要是水生的、能行光合作用而无法精确定义的有机体。
While photosynthetic life reduced the carbon dioxide content of the atmosphere, it also started to produce oxygen.
光合作用的生物在还原空气里的二氧化碳的同时也消耗氧气。
The effects of 1,2,4-trichlorobenzene and naphthalene on photosynthetic characteristics of rice leaves were studied.
研究了1，2，4-三氯苯和萘对抽穗期水稻叶片光合特性的影响。
The single-celled photosynthetic organisms produce much of the oxygen on earth and are the base of the marine food chain.
地球上多数的氧气都是这些单细胞光合作用的生命制造的，他们还是海洋食物链的基础。
In 1995, we required 20.3 percent of the plant material Earth currently produces (the photosynthetic capacity of the land).
在1995年时，我们需要地球目前所产生植物原料(地球的光合作用的能力)的20.3%。
All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.
所有光合细菌加上各种兼性的好氧生物和绝对的厌氧生物具有这种能力。
Aim to study the effects and influence factors of treating wastewater from saponin manufacturing by photosynthetic bacteria.
目的研究光合细菌对皂素生产废水的处理效果及其影响因素。
That means that organisms that have this chlorophyll inside can extend their photosynthetic range for maximum use of solar energy.
这意味着含有这种叶绿素的生物可以拓宽他们的光合范围，最大限度地利用太阳能。
Plants rarely achieve their full photosynthetic potential, due to water shortage and to variation in the intensity of radiation.
植物很难获得它们完全的光合作用潜能，是由于水短缺和辐射强度的改变。
Scientists are experimenting with photosynthetic microbes such as algae and cyanobacteria (sometimes referred to as blue-green algae).
科学家目前用来做实验的微生物是有光合作用能力的微生物，如藻类和蓝细菌(有时叫做蓝绿藻或蓝藻)。
Such a close co-existence with a photosynthetic organism has previously been found in invertebrates, such as corals, but never in a vertebrate.
这种和光合作用微生物的亲密共存现象曾被发现存在于无脊椎动物中，比如说珊瑚，但是从未在脊椎动物中发现过。
Some photosynthetic bacteria are known to use infrared light, but—in contrast to plants andcyanobacteria—these microorganisms do not produce oxygen.
已经知道一些光合细菌能够利用红外光，但是和植物和蓝细菌不同，这些微生物光合的时候不能产生氧气。
Some plants, such as soybeans, also store fats and can be used as fuel sources, but photosynthetic microbes produce nearly 250 times more fat per acre.
虽然大豆的细胞内含有脂肪物质，也可以提取后加工成生物燃料，但是，就一英亩面积而言，光合微生物的产油量要比大豆高将近250倍。
Internal factors such as kinds of pigments, enzyme levels, and the degree of organization of the photosynthetic apparatus also influence productivity.
内部因素，如色素种类、酶的水平和光合作用器官整体结构水平也影响植物的生产力。
I think what they found here is a new modification of chlorophyll that shows the flexibility of photosynthetic organisms to use whatever light is available.
我认为他们发现的新叶绿素分子是叶绿素分子的一个新的修饰，它展示了不同光条件下光合生物的灵活性。
Plants and cyanobacteria (also called blue-green algae), she says, “have evolved highly organized photosynthetic systems for the efficient oxidation of water.”
植物和蓝藻（又称蓝绿色藻类），她说，“已经进化为高度的有组织的光合系统以有效的氧化水。”
Plants and cyanobacteria (also called blue-green algae), she says, “have evolved highly organized photosynthetic systems for the efficient oxidation of water.”
植物和蓝藻（又称蓝绿色藻类），她说，“已经进化为高度的有组织的光合系统以有效的氧化水。”
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