Analyzing Evidence — Unit test Answers

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Which describes the best approach when conducting a scientific experiment?

conduct repeated trials and make sure the experiment can be replicated

conduct a single trial and make sure the experiment can be replicated

conduct repeated trials and make sure the experiment cannot be replicated

conduct a single trial and make sure the experiment cannot be replicated

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Our current understanding of evolution is called a theory because it has been

supported repeatedly as new discoveries have been made.

proven to be exactly true as originally proposed.

corroborated by data that were gathered during a single experiment.

developed from the postulates of many scientists.

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