Troutbird

This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..

Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..

Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..

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