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新授课课件 | 必修2 3.2 DNA分子的结构2——计算 2026

  • 2026-04-04 03:03:35
新授课课件 | 必修2 3.2 DNA分子的结构2——计算 2026

必修二       课  件

3.2 DNA分子的结构2

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：

1.计算

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

本次研讨的主题是“生命教育”

03 书后习题

— END —

本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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  1. CONNECT:[ UseTime:0.000594s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000781s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000356s ]
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  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000509s ]
  6. SELECT * FROM `set` [ RunTime:0.000201s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000571s ]
  8. SELECT * FROM `article` WHERE `id` = 487104 LIMIT 1 [ RunTime:0.003305s ]
  9. UPDATE `article` SET `lasttime` = 1775890364 WHERE `id` = 487104 [ RunTime:0.023171s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000365s ]
  11. SELECT * FROM `article` WHERE `id` < 487104 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000715s ]
  12. SELECT * FROM `article` WHERE `id` > 487104 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003822s ]
  13. SELECT * FROM `article` WHERE `id` < 487104 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006199s ]
  14. SELECT * FROM `article` WHERE `id` < 487104 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002776s ]
  15. SELECT * FROM `article` WHERE `id` < 487104 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003131s ]
0.115898s