n.屈光性；向光性

They are involved in phototropism, and in PHOTOPERIODISM, where they are thought to affect phytochrome by transferring light energy from blue to red wavelengths. 它與向光性和光周期有關(guān)，一般認為黃素通過把光能從藍光轉(zhuǎn)移到紅光而影響光敏色素。

They are involved in phototropism, and in PHOTOPERIODISM, where they are thought to affect phytochrome by transferring light energy from blue to red wavelengths. 它與向光性和光周期有關(guān)，一般認為黃素通過把光能從藍光轉(zhuǎn)移到紅光而影響光敏色素。