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Wordabulary

mutation rate

Pronunciation
Noun B2 Upper-intermediate

Quick answer

The frequency with which changes occur in an organism's genetic material over a given period.

"Viruses that replicate quickly often have a higher mutation rate than more complex organisms."

Test yourself

Which word fits the gap? "Viruses that replicate quickly often have a higher _____ than more complex organisms."

Answer: mutation rate

In your own words, what does "mutation rate" mean?

The frequency with which changes occur in an organism's genetic material over a given period.

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