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		{"id":"86dca2ac561454c1","type":"text","text":"摩尔根对果蝇的染色体进行研究，发现了基因位于**染色体**上的证据","x":-1589,"y":102,"width":361,"height":58},
		{"id":"b332678d741a84e4","type":"text","text":"孟德尔进行了许多关于[[基因分离定律.canvas|豌豆的实验]]，促使人们开始研究能产生稳定遗传的物质到底是什么，为现代遗传学打下基础","x":-1589,"y":-105,"width":361,"height":112},
		{"id":"47c373d07401200a","type":"text","text":"#### 混合遗传\n个体的遗传特征是来自于其父母的特征的混合平均值","x":-1112,"y":-580,"width":250,"height":146},
		{"id":"9440ce4a8c586367","type":"text","text":"之前","x":-1112,"y":-225,"width":250,"height":60},
		{"id":"f734c599af243935","type":"text","text":"1856 年至 1863 年","x":-1112,"y":-80,"width":250,"height":60},
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		{"id":"c59f1225ad6dbda8","type":"text","text":"S 细菌有转化因子使 R 细菌转换为 S 细菌。表明细菌的遗传物质会因为转型作用而发生改变。","x":-2060,"y":597,"width":340,"height":88},
		{"id":"084283135416bd81","type":"text","text":"#### 埃弗里-麦克劳德-麦卡蒂实验\n分别去除加热死亡的 S  细菌蛋白质、RNA和 DNA，将去除不同物质（[[实验#加法&减法原理|减法原理]]）的 S 细菌与 R 细菌一起培养，观察是否产生 S 型细菌。结果为用脱氧核糖核酸酶处理 S 细菌的实验无法产生 R 细菌","x":-1589,"y":418,"width":361,"height":202},
		{"id":"9f1b6382f88f52bc","type":"text","text":"肺炎链球菌的 S 细菌具有荚膜，比 R 细菌更毒性更强，能让小鼠致死","x":-1589,"y":280,"width":361,"height":60},
		{"id":"1f71f4e1dc8e3923","type":"text","text":"1910 年至 1925 年","x":-1112,"y":102,"width":250,"height":60},
		{"id":"f2ca67d96c979720","type":"text","text":"1928 年 ","x":-1112,"y":280,"width":250,"height":60},
		{"id":"a38953213b65a18c","type":"text","text":"他们基于富兰克林的X射线衍射数据，推断出 DNA 的螺旋形状，解释了 DNA 如何自我复制和储存遗传信息的机制。这一发现标志着分子遗传学时代的开端，并为现代生物学奠定了基础。","x":-1589,"y":1276,"width":361,"height":148},
		{"id":"c63bf6cc52eea5b1","type":"text","text":"#### 通过研究噬菌体感染细菌的过程\n\n他们用放射性 $^{35}S$ 标记一批噬菌体的蛋白质外壳，另一批用放射性 $^{32}P$ 标记噬菌体的 DNA，最终发现只有 DNA 进入了细菌细胞并引起了感染。彻底确立了 DNA 是遗传信息载体的事实。","x":-1589,"y":768,"width":361,"height":212},
		{"id":"6b131cda76e97d80","type":"text","text":"脱氧类型的核酸是肺炎球菌转化因素的基本单位","x":-1589,"y":685,"width":361,"height":58},
		{"id":"24f0ff4c7e698513","type":"file","file":"生物/遗传学/files/X-ray-crystallography.jpg","x":-1854,"y":1120,"width":170,"height":200},
		{"id":"5b1a3f8cccef033f","type":"file","file":"生物/遗传学/files/Pencil-sketch-of-the-DNA-double-helix.jpg","x":-1854,"y":1325,"width":168,"height":214},
		{"id":"d69f5ea6f01b25d2","type":"text","text":"## 托马斯·亨特·摩尔根","x":-766,"y":106,"width":322,"height":50},
		{"id":"f3f9ffa21a4616ae","type":"text","text":"## 格里菲思","x":-765,"y":290,"width":317,"height":37},
		{"id":"82d392e912435a02","type":"text","text":"## 格雷戈尔·孟德尔","x":-757,"y":-68,"width":304,"height":37},
		{"id":"8ce8d29356e4abe7","type":"text","text":"1952 年","x":-1112,"y":844,"width":250,"height":60},
		{"id":"32a98c8f612412df","type":"text","text":"1953 年","x":-1112,"y":1320,"width":250,"height":60},
		{"id":"880ab71c67afdc54","type":"text","text":"### 查加夫规则\n\n大约在同一时间，奥地利生物化学家埃尔文·查加夫发现在任何物种和任何生物体的DNA中，鸟嘌呤（G）的含量应等于胞嘧啶（C）的含量，腺嘌呤（A）的含量应等于胸腺嘧啶（T）的含量。","x":-1112,"y":961,"width":250,"height":290},
		{"id":"1e367cdc69a6c8d2","type":"text","text":"### 埃弗里麦、克劳德、麦卡蒂","x":-733,"y":484,"width":280,"height":71},
		{"id":"f6892fe49a75c592","type":"file","file":"生物/遗传学/files/Gregor-Mendel.jpg","x":-380,"y":-146,"width":154,"height":195},
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		{"id":"b25016e554bfad6d","type":"text","text":"1944 年","x":-1112,"y":490,"width":250,"height":60},
		{"id":"bed04504c8c6597c","type":"file","file":"生物/遗传学/files/Oswald-Avery.jpg","x":-203,"y":407,"width":160,"height":225},
		{"id":"67eb02258f81000f","type":"text","text":"## 沃森和克里克","x":-718,"y":1320,"width":250,"height":60},
		{"id":"a0ce4f7e34338ab3","type":"file","file":"生物/遗传学/files/Thomas-Hunt-Morgan.jpg","x":-200,"y":28,"width":154,"height":205},
		{"id":"49a87d2e6e8458a0","type":"text","text":"## 赫尔希、蔡斯","x":-718,"y":844,"width":250,"height":60},
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