Evolution Flashcards

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1
Q

what is evolution?

A

evolution is the change in characteristics of a species of several generations and relies on the process of natural selection.

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2
Q

what is divergent evolution?

A

the process in which organisms with a common ancestor evolve and accumulate differences, which results in the formation of a new species.

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3
Q

what is convergent evolution?

A

the process by which different organisms not from the same common ancestor, develop characteristics in similar appearance and structure.

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4
Q

what is an example of convergent evolution?

A

sharks and dolphins have the same streamlined shape despite being unrelated due to aquatic evolution.

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5
Q

what is an example of divergent evolution?

A

Darwin’s theory about finches in example of divergent evolution, he discovered that there were several different species of finch despite the fact they shared a common ancestor. They had different sized and shaped beaks which reflected their individual and unique diets.

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