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Chemistry, 06.11.2019 09:31 krob95

Another hypothesis about the mass extinction 66 million years ago involves a supernova happening near earth. this could have produced enough iridium to explain the anomaly. however, the supernova would have also led to two other results that were unlikely. describe one of the possible results from the supernova hypothesis that was not supported by the fossil record or the iridium layer.

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