was mutating
- past progressive of mutate.
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.
This implies that the virus was mutating in infected animals being sold on-site, rather than originating in research labs across the river.
From Slate ● Feb. 27, 2023
Hawkins had recently joined a lab at Boston Children’s Hospital that was mutating the DNA of zebrafish to create skeletal abnormalities.
From Science Magazine ● Feb. 4, 2021
The new studies have also calmed fears that Ebola in West Africa was mutating at a higher rate than scientists had anticipated based on past outbreaks.
From New York Times ● Jun. 19, 2015
“As the epidemic spread, it created many chains of infections, each of which was mutating in a different direction,” says viral geneticist Trevor Bedford at the Fred Hutchinson Cancer Research Center in Seattle, Washington.
From Nature ● May 12, 2015
Ernie glared back in the mirror, picking at his face, a big pimple in the middle of his forehead like he was mutating into a unicorn.
From "As Brave As You" by Jason Reynolds
