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新授课课件 | 必修2 3.3 DNA的复制 2026

2026-04-06 22:25:39

新授课课件 | 必修2 3.3 DNA的复制 2026

必修二课件

3.2 DNA的复制

新授课内容包括：课件+基础知识+书后习题三部分内容

说明：由于笔者能力和精力有限，难免存在有误之处，欢迎指正！

01 课件

主要内容：

对DNA复制的推测
DNA复制过程
DNA复制相关计算
DNA复制与细胞分裂中的染色体标记问题

左右滑动查看更多

说明：图片等部分素材来源于网络，如侵权，告知标明

02 基础知识

点击下面链接查看

新授课 | 必修2 3.3 DNA的复制1 基础知识

新授课 | 必修2 3.3 DNA的复制2 基础知识

03 书后习题

— END —

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CONNECT:[ UseTime:0.001052s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001457s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003825s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002548s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.001602s ]
SELECT * FROM `set` [ RunTime:0.002840s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.001667s ]
SELECT * FROM `article` WHERE `id` = 488970 LIMIT 1 [ RunTime:0.001365s ]
UPDATE `article` SET `lasttime` = 1775575212 WHERE `id` = 488970 [ RunTime:0.017461s ]
SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.005538s ]
SELECT * FROM `article` WHERE `id` < 488970 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001545s ]
SELECT * FROM `article` WHERE `id` > 488970 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.013199s ]
SELECT * FROM `article` WHERE `id` < 488970 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.022406s ]
SELECT * FROM `article` WHERE `id` < 488970 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.042489s ]
SELECT * FROM `article` WHERE `id` < 488970 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.037885s ]

0.358856s

ShowPageTrace