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Biology, 09.06.2020 19:57 loganharper992

WRead the passage below. Prior to the 1970s, scientists believed that new neurons could not be generated in adult brains. In the 1970s, Dr. Goldman and Dr. Nottbohm discovered that hormones injected in adult songbirds could cause female songbirds to develop new neurons.

Which statement best exemplifies the scientific principal that occurred in this case?

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