The evolution of horses is perhaps one of the most unusual evolution stories in nature. Horses seem to have gone in several different directions when it came to evolution. At times they even seemed to reverse or go backwards in…
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The giant panda (Ailurpoda melanoleuca) is a bear. But it is a vegetarian bear. Bears are omnivorous but will often prefer meat or insects in order to help them put on enough fat for winter, when they hibernate. But giant…
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Charles Darwin’s 1859 book was called On the Origin of species, and the word evolution itself appears no where in the original text. Without knowledge of DNA, or even genetics, Darwin explores what he calls “natural selection.” Who/what is selecting? …
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One flaw in macro-evolution is the problem of irreducible complexity. Irreducible complexity means that systems cannot evolve which require the co-development of multiple parts which have no functional relationship or reason to exist prior to full development. In other words,…
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What is the future of human evolution on this earth? If you look around, there are many clues to be had as to where we, as a human species,could be heading. Let us take a look at one of those…
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Melanocytes are the pigment cells of the human body, determining the color of the hair and skin. These specialized cells are found in the basal (i.e. bottom) layer of the epidermis, where the hair roots start. Related cells are also…
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Some animals have their own evolutionary history or perspective. Some animals evolved from prehistoric animals such as the crocodiles, turtles, dogs, horses, birds and others. Evolution of animals is a mystery where scientists still look for the missing links to…
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The term embryo is derived from a Greek word which means “That which grows”. An embryo is defined as “The developing organism from fertilization to the end of the eighth week”. The development process of an embryo in its mother’s womb…
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The activities of all the organs and systems of the human body are controlled by a dominant organ – the brain. As the body’s master organ, the human brain is the center of consciousness, emotion, learning, reason, and skill; it…
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Although Charles Darwin was the first to conceive the idea of natural selection and evolution, he was not the first to have thoughts and questions about the multitude of life. The earliest of philosophers had their thoughts on biological life…
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