13.2 Fossils -> Evolution Flashcards

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1
Q

Relative Dating

A

dating by looking as sedimentary rock; strata

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2
Q

the lower the layer, the _____ the fossil

A

older

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3
Q

Strata

A

compressed layers of rock that are older than the newer sediment that covers it

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4
Q

Fossils of transitional forms

A

fossils that exhibit traits common to an ancestral group and its derived descendant group

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5
Q

Fossils

A

imprints or remains of organisms that live in the past, and are rarely whole organisms

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6
Q

When fossils are whole organisms what are they usually

A

insects or mammoths

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