After his origin, man began to think about the things around him - the earth, the sky, the mountains, the rivers, the animals, the plants and about himself. Whatever "knowledge" he could gather, he transferred it to his progeny/off-spring, and thus there was an accumulation of "knowledge" about various things. Since long, man has been thinking about "life" and still [...]
In this article we will discuss about the structure of cells in all living organisms. In 1965, Robert Hooke observed a section of cork under microscope; he saw numerous chambers similar to those of beehive. He called the individual chambers as Cells. But he, in fact, observed only the walls of actual cells as he was viewing dead cells. Subsequently, [...]
The following points highlight the top three types of cell wall. The types are: 1. Prokaryotic Cell Wall 2. Plant Cell Wall 3. Animal Cell Glycocalyx. Type # 1. Prokaryotic Cell Wall: a. Capsule: Some bacteria contain a capsule that surrounds their cell wall, and protects them from phagocytosis. The capsule layer is loose, gel like structure and can be [...]