Month: October 2019
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Themes
What are biogeochemical cycles?
We explain what biogeochemical cycles or cycles of matter are and what types exist. The carbon, phosphorus and nitrogen cycle. What…
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Chemistry
What is the phosphorus cycle?
We explain what the phosphorus cycle is, its stages and importance for life. In addition, in which cases this cycle is…
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Themes
What is the nitrogen cycle?
We explain what the nitrogen cycle is, what its stages are and their importance. In addition, the nitrogen cycle in water.…
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Themes
What is the Calvin Cycle?
We explain what is the Calvin Cycle, its stages, its function and its products. In addition, its importance for autotrophic organisms.…
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Themes
Primitive Communism Examples, Characteristics & Meanings
We explain what primitive communism was, its economy, modes of production, advantages, disadvantages, and other characteristics. What is primitive communism?…
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Themes
What are comets?
We explain what comets are, their classification, their component parts and other characteristics. Also, Halley’s comet. What are comets? In astronomy,…
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Themes
What is Halley’s comet?
We explain what Halley’s comet is, its characteristics, origin and discovery. Also, when will it happen again near Earth. What is…
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Biology
What is cell cycle regulation? Concept, phases, control and points
We explain what the cell cycle is, its phases, control and regulation points. In addition, its implication in the development…
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Themes
What are the soil layers?
We explain what they are and what are the different layers of the soil. In addition, what types of soils exist…
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Themes
What is a food chain?
We explain what a food chain is and the links that make it up. In addition, how are the aquatic and…
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