It automatically waters your plants and provides the right amount of light. You can control it through a mobile app, even when you're not at home.21. What is special about the Self-Cleaning Water Bottle? A. It's made of special materials. B. It can clean itself with UV light. C. ...
It makes flowers and plants grow. It even gives us vitamin D. It does all these things by sending down light, which includes ultraviolet rays. These are also called UV rays(紫外线). You don't need to hide from the sun completely to protect yourself. But you should take these two ...
B.In all families, children can choose everything they like. C.Parents should try their best to understand their children better. D.Teenagers can only go to their friends for help.小题4:The main idea of this passage is that ___. A.Teenagers need friends B.Friends can give good advice...
How does ultraviolet (UV) light control microbial growth? Home gardeners commonly pinch off the shoot tips of certain plants, in order to promote fuller, bushier growth. Explain why removal of the shoot tips should promote such growth.
like clusters of plastoglobules that were lined up along adjacent stroma thylakoid membranes. In accordance with the data obtained by characterization of photosynthesis (Figs.1,2,3), these observations suggest that W1 plants exposed to excessive light suffered from oxidative stress (Bréhélin et al....
植物(plants) flower /'flauə/ 花 grass /grɑ:s/ 草 tree /tri:/树 seed /si:d/种子 leaf /li:f/树叶 plant /plɑ:nt/ 植物 rose /rəuz/ 玫瑰 14 星期(week) Monday/'mʌndei/ 星期一 Tuesday/'tju:zdi/ 星期二 Wednesday/we...
On the roof end of the tube, there is a weather-resistant acrylic cap. To help distribute the light evenly on the ceiling side is around and window-like opening with a diffuser. What is a Solar tube? Solar tubesare not replacements for electric lighting; instead, they are usually used as...
On the global trends and spread of the COVID-19 outbreak: preliminary assessment of the potential relation between location-specific temperature and UV index. Journal of Public Health (Germany). 2020:1–10. Rosenthal PJ, et al. COVID-19: shining the light on Africa. Am J Trop Med Hyg. ...
Do feminized plants produce seeds? Feminized cannabis seeds produce feminized,not female, plants, according to the proper scientific definitions. However they are still sometimes referred to as 'female seeds'. As all the plants they produce should grow and flower like females, it is easy to see...
The article discusses the production of nicotine by the tobacco plant to protect itself against herbivorous insects with the nitrogenous organic substance or alkaloid functioning as neurotoxin in humans and animals including...