the molecule into one of several higher excited states, which decay within 10~12 seconds (1 picosecond, ps) to the first excited state with loss of the extra energy as heat. Because pho-toelectron transport and the resulting charge separation occur only from the first excited state of the reaction-center chlorophyll a, the quantum yield—the amount of photosynthesis per absorbed photon—is the same for all wavelengths of visible light shorter (and, therefore, of higher energy) than 680 nm.

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10 Ways To Fight Off Cancer

10 Ways To Fight Off Cancer

Learning About 10 Ways Fight Off Cancer Can Have Amazing Benefits For Your Life The Best Tips On How To Keep This Killer At Bay Discovering that you or a loved one has cancer can be utterly terrifying. All the same, once you comprehend the causes of cancer and learn how to reverse those causes, you or your loved one may have more than a fighting chance of beating out cancer.

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