Evolution Review

Darwin's theory was based on the idea of...

• Use and disuse

• Acquired characteristics

• natural selection and variation

• trying to reach perfection

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What allows life to continue on Earth through catastrophic events?

• slow mutation rate

• all species have the same niche

• strong species having certain characteristics

• diversity/ variation

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When organisms are well adapted to their environment then they are able to....

• survive and reproduce

• form a population

• Migrate somewhere else

• add new genes to the gene pool

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What was it about the Galapagos Islands that was responsible for the diversity of finches Darwin studied?

• different food sources on the islands

• volcanic peaks

• each island has a different climate

• the islands were clustered

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What is the correct definition of a species?

• all the same color and can grow on trees

• animals that can breed and produce fertile offspring

• they are the same shape and have the same type of movement

• Flowers that have the same structures to attract pollinators

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Homologous Structures are....

• same function, different structure

• same structure, different function

• None of these

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If structures are similar then what does that indicate?

• all grow at different rates

• they evolve slowly

• live for a long time

• have a common ancestor

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What is an example of an adaptation?

• migration of an organism to obtain food

• stretching of a giraffe's necks to reach leaves

• mutation of bacteria to resist antibiotics

• someone putting on a coat because they are cold.

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What does it mean if two fossils are found in the same layer?

• they were both prey

• they were ancestors of another organism

• they had similar behaviors

• They lived at the same time

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We no longer have a use for our appendix.....but a long time ago it aided in the digestive process. What is this an example of?

• homologous structures

• vestigial structures

• fossils

• analogous structures