他们发现,那些受损后迅速恢复的植物dna含量暴增——其中一些原本只有10个染色体细胞,已经拥有了320个染色体。
And they found that the plants that bounce back after clipping boost their DNA content-some of their cells go from having 10 chromosomes to having 320.
需要开展的活动包括恢复受损森林、重新造林和在庭院植树以及其他农林兼作系统。
Needed action could include rehabilitation of damaged forests, reforestation, and replanting of trees in home gardens and other agroforestry systems.
到去年9月,92%的受损房屋已经重新恢复使用。
By last September, some 92% of the damaged houses had been made habitable again.
It used to be believed, and it's the sort of thing I would-- when I taught this course many years ago I would lecture on-- that neurons do not grow back once you lose them.
人们曾经相信,我在很多年前,教授这门课的时候,会告诉大家,一旦你的神经元受损,它们便无法恢复
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