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Fossils are commonly found in  A: sedimentary rock A:  B: metamorphic rock B:  C: igneous rock C:  D: loose sand or granite D: $100 Question Click on the letter of the correct answer

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A human’s arm, a cat’s front leg, a dolphin’s front flipper and a bat’s wing  A: are used in similar ways A:  B: have similar kinds of bones B:  C: have nothing in common C:  D: share many similarities with jellyfish tentacles and insect wings D: $200 Question Click on the letter of the correct answer

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What body part of the Galapagos finches appear to have been MOST modified by natural selection?  A: their webbed feet A:  B: the bone structure of their wings B:  C: their beaks C:  D: the color of their eyes D: $300 Question Click on the letter of the correct answer

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The opposable thumb allows humans to grasp objects firmly. Because this feature helped humans to survive over time it is called  A: mutation A:  B: genetic variation B:  C: vestigial structure C:  D: an adaptation D: $500 Question Click on the letter of the correct answer

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$1000 Question  A: resistance A:  B: mutations B:  C: divisions C:  D: traits D: $1,000 Question Click on the letter of the correct answer The theory of evolution can be explained in part by changes in an organism’s DNA known as

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$2000 Question  A: the red-eyed tree frog A:  B: any frog B:  C: the tropical rain forest frog C:  D: any amphibian D: $2,000 Question Click on the letter of the correct answer In order for the red-eyed tree frog to produce fertile offspring, it should mate with its own species, which is

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$4000 Question  A: genetic variations A:  B: vestigial structures B:  C: traits C:  D: mutations D: $4,000 Question Click on the letter of the correct answer Whales have remnants of hind-limb bones embedded deep inside their bodies. These remnants of once-useful structures are called

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$8000 Question  A: size of the bird A:  B: amount of food available B:  C: the different ways the finches obtain food C:  D: type of food available D: $8,000 Question Click on the letter of the correct answer Which factor does NOT play a role in determining the beak shape of the Galapagos finches?

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$16000 Question  A: naturally bred A:  B: artificially selected B:  C: selectively bred C:  D: artificially bred D: $16,000 Question Click on the letter of the correct answer Over the past 12,000 years, dogs have been ____ to produce more than 150 breeds.

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$32000 Question  A: reproduction, genetic mutation, separation and natural breeding A:  B: natural breeding, genetic variation, adaptation and reproduction B:  C: separation, genetic variation, adaptation, and natural selection C:  D: overproduction, genetic variation, struggle to survive, and successful reproduction D: $32,000 Question Click on the letter of the correct answer According to Darwin, the four steps of natural selection are

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$64000 Question  A: separation, adaptation, division A:  B: reproduction, adaptation, and overproduction B:  C: separation, genetic variation, and successful reproduction C:  D: reproduction, genetic variation and division D: $64,000 Question Click on the letter of the correct answer The three steps of speciation are

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 A: the insects have rigid exoskeletons A:  B: the insects’ genetic structure is stable B:  C: the insects’ generation time is short C:  D: the insects form separate species D: $125,000 Question Click on the letter of the correct answer Many insects can adapt quickly to pesticides because $ Question

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$ Question  A: industrialization A:  B: tree trunk color B:  C: moth-eating birds C:  D: both (b) and (c) D: $250,000 Question Click on the letter of the correct answer Before 1850, pale peppered moths were more abundant than dark peppered moths because

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$ Question  A: a cast fossil A:  B: a mold fossil B:  C: a vestigial structure C:  D: none of the above D: $500,000 Question Click on the letter of the correct answer A set of footprints found in rock is an example of

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$1 Million Question  A: not all organisms can be fossilized A:  B: not all fossils have been found B:  C: conditions to fossilize an organism are rare, so not all species are fossilized C:  D: paleontologists are not good at sharing information to help each other fill in the gaps D: $1,000,000 Question Click on the letter of the correct answer Which of the following is the most likely reason that there are gaps in the fossil record?

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