将该植物由光下突然置于黑暗中，c3合成速率有变化吗 高中生物,其他条件适宜,光照突然停止,C3合成速度怎么变
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C3含量上升，C5含量下降──→（CH2O）合成量减少。
⑵、弱──→强：二氧化碳供应不变────→光反应增强，[H]、ATP、O2产生增多───→影响暗反应，C3还原增强，二氧化碳固定仍正常进行───→C3含量下降，C5含量上升──→（CH2O）合成量增加。
绛旓細A
绛旓細寰堝浜洪氳繃浠婂勾浠栦汉鐨勫
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