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Home / Tag Archives: Mutations and Variants

Tag Archives: Mutations and Variants

Explaining Mutations and Variants

Blogger and Commenter Professor Joel Essenberg addresses Covid variants being called mutations. As a geneticist, I am troubled by the promiscuous use of the word “mutation” to describe amino acid or nucleotide differences from a reference sequence. In nearly all cases, there is no known functional significance attached to these differences. Accordingly, the differences are best referred to as “variants,” not mutations. I’ve had my genome...

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