2019年春高中生物专题3胚胎工程3.3胚胎工程的应用及前景课件新人教版选修3.pptx

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专题3 胚胎工程,专题3 胚胎工程,早期胚胎,胚胎,生理状态,供体,受体,相同生理环境,最后一道“工序”,雌性优良,生理变化,生理环境,游离,收集,免疫排斥反应,存活,生理和组织,手术,同期发情,超数排卵,人工授精,桑椹胚,机械,相同,实体显微镜,遗传物质,桑椹胚或囊胚,透明带,性别鉴定,内细胞团,早期胚胎,原始性腺,大,全能,不分化,顽症,免疫排斥,细胞分化,优质母牛,普通母牛,优质公牛,同期发情,超数排卵,促性腺激素,胚胎移植,繁殖能力,品种改良,囊胚或桑椹,内细胞团,不能。实践证明,采用胚胎分割技术产生同卵多胎的可能性 有限,目前以二分胚的分割和移植成功率最高,滋养层,DNA,胚,全能干,多能干,专能干,早期胚胎,原始性腺,输卵管上皮细胞,营养细胞,

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