(人教通用版)2020版高考生物新探究大一轮复习第37讲胚胎工程与生物技术的安全性和伦理问题课件.ppt

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第十单元 现代生物科技专题,第十单元 现代生物科技专题,卵巢,从初情期开始,从胚胎出现性别分化后,需变形,不均等分裂,雌性动物生殖道,减数第二次分裂中,卵细胞膜反应,有丝,桑椹胚,囊胚,内细胞团,滋养层细胞,原肠胚,输卵管,卵巢,M中期,假阴道,培养,维生素、激素,氨基酸、核苷酸,向受体移植或冷冻保存,超数排卵,冲卵,桑椹胚或囊胚,妊娠,雌性优良个体的繁殖潜能,桑椹胚或囊胚,内细胞团,早期胚胎或原始性腺,发育的全能性,分裂,分化,基因的结构,异种生物,随机,食物安全、生物安全、,趋利避害,不能因噎废食,环境安全,禁止生殖性克隆人,不反对治疗性克隆,胚胎移植,遗传学诊断,基因歧视,及早预防,适时治疗,不发展、不生产、不储存,

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