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17 Cards in this Set
- Front
- Back
Similarities in the amino acid sequence in human and chimp hemoglobin is called _?_ evidence.
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biochemical
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A theory is an idea supported by a great deal of _?_ that has been collected over time and has withstood the investigations of scientists.
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evidence
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Structures that are similar in structure, but different in function are called _?_ structures.
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homlogous
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The deeper the location of fossil bone in undisturbed sediment, the _?_ the fossil.
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older
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The study of similarities in DNA, proteins, and other chemicals in living organisms is called _?_ evidence.
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biochemical
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The idea that gene pools can change over time to produce new species of living organisms is called the theory of _?_
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Evolution
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A common _?_ is distant relative shared by two or more organisms.
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ancestor
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Biochemical evidence supports the idea of common _?_
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ancestry
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The idea that chimps and humans are closely related means that they share a _?_ common ancestor.
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recent (not that human came from monkeys)
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If organisms A and B are more closely related than A and C, then A and B share a more _?_ common ancestor.
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recent
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Evidence for evolution generally supports the idea that all living things evolved from a common _?_
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ancestor
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Transition fossils are those fossils that show gradual _?_ from earlier fossils to later fossil and present day organisms.
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changes
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Fossil evidence has shown that organisms have _?_ over time from common ancestors.
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evolved
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The bones of extinct organisms are called _?_
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fossils
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The ability to determine the approximate age of an organism can be accomplished using _?_ dating.
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radioactive (or absolute)
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An example of homlogous bone structures are the arm of a human and the flipper of a _?_
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whale
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Homologous bone structures support the idea of common _?_
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ancestry (or ancestors)
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