百度试题 结果1 题目30 Dating once-living organisms is an example of a beneficial use of(3)(1)redox reactions(2)organic isomers(3)radioactive isotopes(4)neutralization reactions 相关知识点: 试题来源: 解析 (3) 反馈 收藏
Diffusion is the passive movement of molecules from an area of high concentration to an area of low concentration whereas osmosis is the movement of a solvent such as water from an area of low solute concentration to an area of high concentration ...
“Ecosystems are naturally sustainable”- and as such we should model our consumption and even recycling based upon nature and the natural order of things (Chapter 1). By creating synthetic compounds and materials, we are removed from that cycle. In response to the documentary on Ghana and the...
Genetic engineering is the scientific change of the genetic material in a living organism. It allows scientists to identify specific genes, to remove them from an organism's chromosomes(染色体), improve them, analyze them, and possibly clone them, and to then reinsert the ch...
阅读理解 So far, scientists have named about 1 . 8 million living species(物种), and that’s just a small part of what probably exists on Earth.With so many plants, animals, fungi, and other organisms covering the planet, it can be tough to figur
Population growth is one of many aspects considered in the study of how populations (animals and plants) change over time and space and interact with their environment. Populations are groups of organisms of the same species living at the same time, sometimes in the same ...
discusses the successful application of EPR method to investigating dinitrosyl iron complexes (DNICs) with thiol-containing ligands, being currently considered a 'working form' of nitrogen monoxide (NO)as an universal regulator of a wide range of metabolic processes in almost all living organisms. EP...
What is an example of homeostasis? Homeostasis: Living things depend on homeostasis to stay alive. During homeostasis living things make changes to their internal conditions to maintain a balance while the environment changes. Answer and Explanation:1 ...
concentration.Osmosisis a type of diffusion that diffuses water through a selectively permeable membrane. There were two parts to the experiment‚ the dialysis tubing lab and the potato lab. In the first experiment‚ the dialysis tubing acted as a semi-permeable membrane. A semi-permeable ...
What is active transport? Give one example of this type of transport.Transporting Molecules Through Selectively Impermeable Membranes:Not all molecules can cross biological membranes via simple diffusion. This may be because they are too large or polar. Such molecules require a channel, in ...