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哺乳动物的生殖活动与光照�期有着密切联系．如图表示了光暗信号通过视�膜→松果体途径对雄性动物生殖的调控．1光暗信号调节的反射弧中效应器是 Template






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sketch 4933 Tobi by Abdelwahab Haik
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sketch 3425 &#;Tonari no Kaibutsu-kun&#; by Betty Marie Melzer

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sketch 4511 Yao Ming by Betty Marie Melzer
sketch 1449 donara
sketch 2476 Asuna from SAO by sketchmaster
sketch 2729 Luffy by Jayme Sousa
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sketch 3268 Werewolf by Mert Arda Yiğit





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