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2. Charles Darwin observed different species of finches on the Galapagos Islands - a cluster of remote
islands uninhabited by humans. He noticed differences in beak structure among the finches. What has
most likely caused the finches to have different beak structures?
a. Natural selection selecting for different types of food
b. Natural selection selecting for traits that maximize flight efficiency
С. Artificial selection selecting for different types of food
d. Artificial selection selecting for traits that maximize flight efficiency

Respuesta :

gracehuebner

Which is the most likely explanation for the presence of 13 different finch species on the Galápagos Islands today?

a. Many years ago, several different species of birds migrated to the islands and the 13 finch species that

currently live there are the only species that survived.

b. Many years ago, a small population of a single bird species migrated to the islands and evolved into the 13 species that live on the islands today.

c. Each of the 13 species has migrated to the islands at different times over the years.

d. A single bird species migrated to one island at around the time of Charles Darwin’s voyage to the

Galápagos and then migrated to all 13 islands.

The answer here is B

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