That makes sense. You could say that the "lack of vaccination" yields mutations, much in the same way that the "lack of antibiotic" (like people refusing to fin

That makes sense. You could say that the "lack of vaccination" yields mutations, much in the same way that the "lack of antibiotic" (like people refusing to finish their prescription) can yield antibiotic-resistant bacteria. But in neither case does it "cause" the mutation. It appears that I was improperly influenced by the second comment in this thread: https://www.reddit.com/r/askscience/comments/ozh9mi/is_the_delta_variant_a_result_of_covid_evolving/ https://www.reddit.com/r/askscience/comments/ozh9mi/is_the_d...