[{"itemType":"chapter","number":"1","published_number":0,"title":"\u57fa\u672c\u64cd\u4f5c","result":"","resultStatus":"","lock":"","status":"published","taskId":"2253","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"1","published_number":"1","title":"\u6838\u9178\u63d0\u53d6","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2084","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u7535\u6cf3","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2085","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"2","published_number":0,"title":"\u805a\u5408\u9176\u94fe\u53cd\u5e94\uff08PCR\uff09","result":"","resultStatus":"","lock":"","status":"published","taskId":"2254","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"3","published_number":"3","title":"PCR\u7684\u539f\u7406\u53ca\u5e94\u7528","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2086","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"PCR\u64cd\u4f5c\u5b9e\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2087","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"PCR\u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2088","isOptional":"0","type":"doc","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"PCR\u64cd\u4f5c\u793a\u8303","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2089","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:35","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"3","published_number":0,"title":"RNA\u7684\u63d0\u53d6\u548c\u9274\u5b9a","result":"","resultStatus":"","lock":"","status":"published","taskId":"2255","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"7","published_number":"7","title":"RNA\u8d28\u63a7\u4e0e\u9274\u5b9a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2090","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:00","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"chapter","number":"4","published_number":0,"title":"\u8840\u6db2\u57fa\u56e0\u7ec4DNA\u63d0\u53d6\u4e0e\u9274\u5b9a","result":"","resultStatus":"","lock":"","status":"published","taskId":"2256","isOptional":"0","type":"chapter","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"8","published_number":"8","title":"\u8840\u6db2\u57fa\u56e0\u7ec4DNA\u63d0\u53d6\u4e0eDNA\u7684\u8d28\u63a7\u4e0e\u9274\u5b9a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2091","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:22","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true}]