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http://en.wikipedia.org/wiki/Darwin's_finches
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∙ 15y ago
Wiki User
∙ 11y agothe variationthe face gos wrong
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What are variation?
gray wolves variation trait
What are two examples of species that evolved due to geographic isolation?
Galapagos finches (Darwin's finches)
What is the definition for variation?
Any difference between two indivisuals of the same species For example: Eye colour, Hair colour etc is called Variation
What is the relationship between the galapagos finches' beak shapes and their environment?
the beaks adapted to what they ate. all the different beaks have different jobs
What argument did Darwin support about the beak size and shape of Galapagos finch species and its relationship with something else?
Darwin used the wide variation of beaks to support his theory of evolution. He speculated that all the different finches had descended from one species and were not different species.
Darwin observed that some finches had larger beaks than other finches in the population on the Galpagos Islands What does this observation illustrate?
Variation
What did Charles Darwin discover about variation from his study of the finches?
charles Darwin was an amazing person
What is the difference between variety and variation?
What is the difference between variation and variety
Which aspect of Galapagos finches is the best example of heritable variation?
Body size varies among individuals and large parents tend to have large offspring.
What did Darwin observe about finches in the Galpagos Islands?
The difference between their beaks
Why were the finches interested in Darwin?
Darwin was interested in the finches! The finches weren't interested in him!
How is variation related to?
The more variation there is in a group of specimens, the more evolution can occur between them.
What is a variation that is the relationship between two variable quantities with a constant ratio?
Direct variation.
. What specific differences about the finches on the Galapagos Islands were of great interest to Darwin?
beak structure
What is decontinuous variation?
Variation within a population in which few or no intermediate phenotypes fall between the extremes.
How is variation related to evolution?
The more variation there is in a group of specimens, the more evolution can occur between them.
Why did Darwin say finches on the Galapagos islands new species of finches?
That they were evoled from on specie of finches.
