Which of the following was rudolf virchow's contribution to our understanding of cells

The correct answer is all cells are generated from the pre-existing cells.  

Rudolf Virchow was a German pathologist, doctor, and anthropologist well-familiar for his work in the development of cell theory. He is known as the father of pathology. He is accredited with many essential findings.  

He is famous for his scientific contribution in cell theory as he was one of the first to demonstrate that the origin of the cells had taken place from the differentiation of the pre-existing cells.  

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

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