There are four general theories on how the modern dog evolved: 1) from wolves tamed through human intervention 2) wolves “taming” themselves over a long association with humans 3) wolves dividing into distinct populations of wolves and proto-dogs through scavenging…
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In the human body, the cavities within including passages and tubules along with the external surface of the skin are lined by a specialized tissue structure known as the epithelium. Although these epitheliums can vary from place to place depending…
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The cell is the basic unit of the human body. It is also the most fundamental functional entity that sustains life in it. The cell has all the machinery within it for maintaining life and to survive. It does this…
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In this article, I will discuss methods for the generation of energy in the body that are used by the various body tissues. These methods include aerobic respiration and anaerobic respiration in addition to the generation of energy in muscle…
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The energy needed for survival is furnished to plants and animals through various chemical processes; the sunlight provides much of the energy these living organisms rely on for nourishment. Cells are also dependent upon energy; cells need energy to function…
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Is Evolution an outdated theory? The answer is No! The main problem I think people have, especially here in the United State of America, is that they don’t actually understand what evolution is. All evolution is “descent with modification”. Think…
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-Overview An epithelium is a layer of cells that are connected or arranged side by side in order to form a surface lining of a fluid or air filled tube, cavity or else a surface that is exposed to the…
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Phospholipids are a type of lipid (a lipid being a fat, a sterol, or a wax among other things), which constitute a major part of a cell membrane. Most phospholipids are made up of two fatty acid molecules (hydrophobic end)…
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There have been many studies done on population genetics and human evolution and migration in the past 20 or so years. Tracing back the early human population’s demographic history all the way to the time before our ancestors moved out…
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In this article I will discuss the biology of the cellular membrane and the biology of the organelle inside the cell, which is called the mitochondria. In addition, I will discuss the important process of protein trnaslation which occurs on…
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