Reading
Cloning:
In pairs, look at these pictures and discuss which ones are natural clones and which ones are man-made. Explain how they differ.
Discussion
一株草莓依靠它沿地“爬走”匍匐茎,一年内就能长出数百株草莓苗
Natural clone
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楼主: 打了个飞的
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[课件与资料] 公开课Unit2Cloning省公开课金奖全国赛课一等奖微课获奖PPT课件 |
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