百度试题 结果1 题目What is caffeine A. A kind of drug. B. A kind of nut. C. A kind of plant. D. A kind of seed.相关知识点: 试题来源: 解析 A 反馈 收藏
Caf-feine can make people very tense or nervous: they feel "on edge". Caffeine is not as addictive asother drugs; but i is habit-forming, and it can be difficult for people to stop taking caffeine oncethey start taking it regularly.Caffeine is a legal drug, and it i found in many ...
Caf- feine can make people very tense or aer vOus;they feel"on edge".Caffeine is not as addictive as other drugs;but it is habit-forming,and it can be difficult for peopie to stop taking caffeine once they start taking it regularly. Catfeine is a legal drug, and it is found in ...
1. Caffeine is a bitter, white crystalline xanthinealkaloid and a stimulant drug. Caffeine isfound in varying quantities in the seeds,leaves, and fruit of some plants, where it actsas a natural pesticide that paralyzes and killscertain insects feeding on the plants, as wellas enhancing the re...
Caffeine is the world's most popular drug, regularly consumed by hundreds of millions of adults each day incoffee, tea, soft drinks and energy drinks. Most of us need t to get the day started. 16 We're all addicted, butis that such a bad thing?_17_ Caffeine is a central nervous sy...
Caffeine Is A Drug - And The FDA Is Right To Crack DownAmerican Council on Science
a"Caffeine isn't innocuous," says Roland Griffiths of the department of neuroscience at Johns Hopkins University in Baltimore. "It's important to recognize that it's a drug. But there's no hard-and-fast rule for how much is problematic." “咖啡因不是无害的”, Griffiths说神经科学的部门的...
单项选择题Caffeine is the ___drug that will just about get you out of the door on time to catch the bus. A.miracle B.myth C.trick D.legend 点击查看答案&解析 延伸阅读 你可能感兴趣的试题 1.单项选择题Family-planning clinics give out___advice to people who have decided to limit the ...
I agree with this article, I also heard that caffeine is not really a stimulant, that it makes us addicted, just like a drug. After we are addicted, we need our drug, caffeine, to feel as we normally would. So what this means is that caffeine doesn't give us energy beyond our thre...
单项选择题Caffeine is the ___drug that will just about get you out of the door on time to catch the bus. A.miracleB.mythC.trickD.legend 点击查看答案&解析 延伸阅读 你可能感兴趣的试题 1.单项选择题An enormous number of people in the world"s poorest countries do not have clean water...