had mutated
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past perfectof mutate.past perfect
Used to express a completed action that took place before another specific past action occurred.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Viral genome sequences indicate the teen was infected with the type of H5N1 typically found in wild birds and that it had mutated to better cleave to the respiratory tract.
From Salon ● Dec. 6, 2024
Analyses of the circulating virus showed it had mutated to allow replication in the A. albopictus mosquitoes, which have a different range from its original host, A. aegypti.
From Science Magazine ● Oct. 29, 2023
Soon she had mutated into a computer-generated cartoon figure with doe eyes and a curlicue of hair atop her head.
From New York Times ● Apr. 26, 2022
Both sparked concerns because they had mutated in ways that could make vaccines and treatments less effective, but they’ve faded into the background as Delta continued to rage.
From Los Angeles Times ● Sep. 29, 2021
His nose and mouth had mutated into a snout filled with yellow fangs.
From "City of the Plague God" by Sarwat Chadda
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