Оценка:
Опубликованно: 16.05.2004.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Photosynthesis and Cellular Respiration', 1.
Фрагмент работы

Photosynthesis and Cellular Respiration
part one, Photosynthesis
<Tab/>Photosynthesis is when plants use the sun to create usable forms of energy. First I will explain the light reaction which takes place in the chloroplast. When light is absorbed by the chlorophyl, an electron is excited to a higher energy level in the chlorophyl and is captured by the primary acceptor. The oxidized chlorophyl is now a very strong oxidizing agent and there is a "space" left where the electron used to be. An enzyme then takes electrons from water to replace the electron lost. This reac…

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