Evolution and Adaptive Radiation
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1. Why is a comparison of the structure of human eyes and octopus eyes such an excellent example of how evolution functions, why it doesn't always produce the "best" possible structure, and why intelligent design isn't supported by "real world" observations?
2. The finches on the Galapagos Islands - commonly, if incorrectly, referred to as Darwin's finches - are a prime example of adaptive radiation. Briefly explain why this is so?
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Solution Summary
The expert examines evolution and adaptive radiation. The finches on the Galapagos Island are determined.
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1. Both the human eye and the octopus eye are "camera" eyes. They have developed independently of each other - animals closer to the octopus have quite different constructions. Well insects have compound eyes - in reality a large collection of mini eyes. Such eyes can only work for insects because they are so small. They would therefore be impossible for a human. We can take our own throats as an example. In humans it has to do 3 things, ...
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