（叶鞘的长度,在植株下部的比着生的节间长,而上部的比节间短）原初反应(primary reaction)是指从光合色素分子被光激发,到引起第一个光化学反应为止的过程,它包括光能的吸收、传递与光化学反应.
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植物gh3基因是一种典型的植物生长素原初反应基因，此类基因与植物的生长发育密切相关。
The plant GH3 gene family is a typical auxin-responsive gene family, which is involved in plant growth and development.
说明去镁叶绿素置换影响了细菌反应中心内激发光能传递和原初光化学反应过程。
The decaying kinetics changed in different RCs, indicating that pheophytin replacement influenced the energy transduction and primary photochemical reaction in purple bacterial reaction centers.
生长素早期或原初的反应基因的启动子通常包括最小的生长素反应元件TGTCTC序列。
The promoters of auxin early or primitive reaction gene generally include the minimal auxin reaction element sequence (TGTCTC).
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