What is the first step in the carbon cycle? A. Respiration B. Photosynthesis C. Combustion D. Decomposition 相关知识点: 试题来源: 解析 B。解析:在碳循环中,第一步是光合作用。植物通过光合作用从大气中吸收二氧化碳,这是碳进入生物群落的开始。呼吸作用是碳返回大气的途径之一,选项A错误。燃烧是碳释放...
What is the coccidiosis cycle?Coccidiosis:Coccidiosis is caused by a single-celled organism called a protozoan. In the case of coccidiosis, there are several species and genii of coccidian protozoa, each of which has a specific species or group of related species they can infect....
The Silk Road spirit is consistent with the ideal of “all states joining together in harmony and peace” long upheld by the Chinese nation, with the Chinese people’s principles of amity, good neighborliness and “helping others to succeed while seeking our own success”, and with the call ...
The Cori cycle is the linked metabolic pathways by which muscles remain capable of functioning, even when they don't have oxygen...
What is the Carbon Cycle? Discussion Comments By anon300820 — On Oct 31, 2012 Another cycle is phosphorus nutrient cycle. Phosphates are mostly found in rocks and slowly they dissolve and enter into the water systems, such as lakes or rivers. Eventually, they will get into animal and plan...
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KevinSchool of Life Sciences, Arizona State University, Tempe, AZ, 85287, USA;Springer Berlin HeidelbergEarth PerspectivesGurney K R 2015 What is the role for carbon cycle science in the proposed EPA power plant rule? Earth Perspect. 2 1-6...
What is the water cycle? A Liquid For Life: Water is a liquid that is needed by all living things for their survival. Most of the water found on Earth is in our oceans, and also in bodies such as lakes and rivers. A molecule of water is formed when one atom of oxygen bonds with...
What is carbon? All living things on Earth contain carbon. Like every other living thing on this planet, we are a part of Earth's carbon cycle. Plants take in CO2. They keep the carbon and give away the oxygen. Animals breathe in the oxygen and breathe out carbon dioxide. Carbon, ...
What is the purpose of RuBisCo in the Calvin-Benson cycle? What does synthesis refer to in Bloom's Taxonomy? When a hexagon is used to describe a molecule, does that mean it's always a group of carbon? Explain the general formulae of thethe Alkane series. ...