Noun:

1. an orienting response to light

photocyte光细胞photon.照片v.拍照photoexcited electron system光激电子系统photo-emissive camera tube光电面型摄像管photoelectric disintegration光电崩解photoelectron bremsstrahlung光电子轫致辐射Photoelectricity-Equipment光电装备photo-ionization threshold光电防阈phototherapeutic keratectomy光性治疗性角膜切除术Photocatalytic nanomaterials纳米光催化材料Photostimulated luminescence光激励发光photochemical transformation光化学转化

1. They are involved in phototropism, and in PHOTOPERIODISM, where they are thought to affect phytochrome by transferring light energy from blue to red wavelengths.
   它与向光性和光周期有关，一般认为黄素通过把光能从蓝光转移到红光而影响光敏色素。
2. They are involved in phototropism, and in PHOTOPERIODISM, where they are thought to affect phytochrome by transferring light energy from blue to red wavelengths.
   它与向光性和光周期有关，一般认为黄素通过把光能从蓝光转移到红光而影响光敏色素。