课题：伴性遗传
执教者：任莉
教案设计：/edit/uploadfile/file/20140418/20140418233105_12426.doc
课件：/edit/uploadfile/file/20140418/20140418233129_42767.ppt
导学案：/edit/uploadfile/file/20140418/20140418233144_76231.doc
