What is the importance of bacteria in the soil? How are carbon dioxide and methane linked to global climate change? Why is methane the worst greenhouse gas? Is it just because its a huge molecule? What is the impact of global warming on populations, communities, and ecosystems?
What is the main topic of this passage A.Bacteria bioengineering.B.Genetic engineering.C.Agricultural technology.D.Virus biotechnology. 相关知识点: 试题来源: 解析 B 本题为主旨归纳题。文章第一段说的是基因工程的出现;第二段解释了生物工程不仅仅局限于细菌领域,还将运用于植物领域;第三段说明了生物...
What are the functions of mitochondria, Golgi apparatus, and the nucleus? (a) Why are mitochondria the powerhouse of the cell? (b) What are their functions in the cell? What is the purpose of the cell membrane for a plant cell? What is the role of each organelle in a ...
been found is at the bottom of a South African gold mine, 3.5 kilometers below ground.Pressure and temperature increase as you go deeper into Earth.Some scientists think that subsurface bacteria could withstand temperatures as high as 150℃.This would allow organisms to exist to depths of about...
A. Fix nitrogen in the air B. Decompose organic matter C. photosynthesis D. Parasitism 相关知识点: 试题来源: 解析 A。固氮细菌的主要作用是将空气中的氮气固定。分解有机物不是固氮细菌的主要作用;光合作用不是固氮细菌的作用;寄生不是固氮细菌的作用。反馈...
Viruses aren't alive; they can only grow and reproduce inside of the host cells they infect. Bacteria are living organisms. Both viruses and bacteria can get you very sick, but most bacteria are harmless and many are helpful.
what is the function of [peptidoglycan of a eubacteria] 相关知识点: 试题来源: 解析 You again.As refer from websites:The term "bacteria" was traditionally applied to all microscopic,single-celled prokaryotes.However,molecular systematics showed prokaryotic life to consist of two sepa......
A handful of scientists are building a cognitive theory of deception to show what lying looks like—on a liar"s face, in a liar"s demeanor and, most important, in a liar"s brain. The ultimate goal is a foolproof technology for deception detection: a brain signature of lying, something ...
True bacteria, also called eubacteria, are microscopic, single-celled organisms. They are made of prokaryotic cells, which is the simplest type of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
Doing these things would kill the bacteria. Besser then knew it was the apple juice that made the children sick. Besser's E. coli case has a happy ending. The children got better. And what Besser learned that day now helps keep others safe. [1] A disease or an illness is something ...