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Common descent (view source)

Revision as of 02:14, March 24, 2007

699 bytes removed , 02:14, March 24, 2007

One blog criticizing this idea, regardless of its truth or not, is not many scientists. Moreover, the Darwin quote really has no place in the present stub of an article.

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'''Common descent''' is a [[scientific theory]] in [[Biology]] which states that all organisms on earth originated from a single common ancestor. The theory is usually used in support of the [[Theory of Evolution]].

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~~Darwin wrote:~~

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:"When I view all beings not as special creations, but as the lineal descendants of some few beings which lived long before the first bed of the Silurian system was deposited, they seem to me to become ennobled."

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[[Jonathan Wells]] in his book [[Icons of Evolution]] mad the claim that many current biology textbooks use distorted pictures of vertebrate embryos to convince students that vertebrates share a common ancestor. [http://www.nmsr.org/jonwells.htm (Wells)] However, this statement has been heavily criticized by many scientist who have reviewed his book as being misleading in some cases and false in others. [http://pharyngula.org/index/weblog/comments/wells_and_haeckels_embryos/]

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ColinR

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