【每日阅读训练第四期——速度越障20系列】【20-15】科技

amberfuu

1'37''
Many plants, such as sunflowers, grow in F numbers. This is becasue of the auxin 植物生长素, which is a kind of hormone, in the plants.
1'46''
The female P can store the sperm inside their body long for a long time. This made the male P to be father even after they had been dead for a long time.
2'20''(今天我咋这么慢= =）
If we selectivly reduce some air pollutions, it may help our planet to delay the suffer from some climate problems, for example, the greenhouse effect.
被打断，未计时。
Polluation like black carbon has effects immediately.However, the CO2 stays for years.So to control the polluation carefully and selectively is necessary. Polluation like CO2 should be controlled.
2'58''(我觉得这么慢的原因一定是因为太热了。。）
Scientists found that the cancer cells travels faser in narrow spaces becasue they experience less friction in narrow spaces. This is the physical aspect of the cancer cell transition.
obstacle
5'50''
Computer technology was doubted that it cannot contribute more to science. However, now many science studies are based on the computer technology. In the article, the author talked about the biology study, with the help of computer science, developed faster.