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Line 29: − − It is important to note that creationists do not reject fully the idea of common descent, only the idea that ''all'' forms of life share common descent.
Universal common ancestry (view source)
Revision as of 18:39, September 14, 2007
, 18:39, September 14, 2007→Bases for disbelief
* Similarity is not meaningful evidence of common ancestry
* Similarity is not meaningful evidence of common ancestry
* Differences which cannot be explained by evolutionary mechanisms are powerful evidence ''against'' common ancestry.
* Differences which cannot be explained by evolutionary mechanisms are powerful evidence ''against'' common ancestry.
To illustrate the first objection, one might argue that all ''cars'' are related because they have four tires, an internal combustion engine, a steering wheel, etc. However, obviously cars are not related; they simply share ''common design characteristics''. In the same way, creationists argue that just because humans and plants both have cell membranes is no more evidence of ''common ancestry'' than it is of ''common design''.
To illustrate the first objection, one might argue that all ''cars'' are related because they have four tires, an internal combustion engine, a steering wheel, etc. However, obviously cars are not related; they simply share ''common design characteristics''. In the same way, creationists argue that just because humans and plants both have cell membranes is no more evidence of ''common ancestry'' than it is of ''common design''.