Advanced Placement (AP)
swathisuni1999
14

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. a. New experiments do not affect science because science remains constant. b. New experiments can affect future scientific explanations. c. New experiments can affect previous scientific explanations. d. New experiments yield untrustworthy data and should be carefully considered

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(1) Answers
Fontan669

So what we see here is a previous scientific theory (that new neurons are not created) being made invalid by a new discovery -this shows us that the theories can be challenged as new data arises - the correct answer is: c. New experiments can affect previous scientific explanations. We have to be careful of such data, though

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