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新授课课件|必修2 6.2 自然选择和适应的形成

2026-06-25 12:19:44

新授课课件|必修2 6.2 自然选择和适应的形成

必修二课件

6.2自然选择和适应的形成

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！

参考文献：杨君婷, 张吉斯, 陈华. 7E教学模式在科学思维培养中的应用——以“自然选择与适应的形成”为例[J]. 生物学通报, 2025, (5): 62-65.

01 课件

主要内容：

适应的普遍性和相对性
适应是自然选择的结果

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 6.2 自然选择和适应的形成基础知识

03 书后习题

— END —

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CONNECT:[ UseTime:0.000510s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000602s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000302s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001400s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000717s ]
SELECT * FROM `set` [ RunTime:0.000204s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000595s ]
SELECT * FROM `article` WHERE `id` = 505947 LIMIT 1 [ RunTime:0.000657s ]
UPDATE `article` SET `lasttime` = 1782371371 WHERE `id` = 505947 [ RunTime:0.003681s ]
SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000324s ]
SELECT * FROM `article` WHERE `id` < 505947 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000472s ]
SELECT * FROM `article` WHERE `id` > 505947 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000415s ]
SELECT * FROM `article` WHERE `id` < 505947 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004787s ]
SELECT * FROM `article` WHERE `id` < 505947 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000765s ]
SELECT * FROM `article` WHERE `id` < 505947 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002052s ]

0.094675s

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