What makes a virus like Covid-19 mutate?

We talk viral evolution, vaccine quality control, and why we usually sneeze more than once!

29 September 2021

Presented by Chris Smith with Africa Melane, Talk Radio 702.

Production by Chris Smith.

CORONAVIRUS_DNA

Green coronavirus particles around a strand of DNA.

Credit:

CC0, via Pixabay

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What makes a virus mutate? Why does bladder control become so much harder to achieve the closer I get to a toilet? How does sneezing work? How are vaccines quality controlled and assured around the world? What happens to Covid-19 vaccines if the cold-chain is broken? Dr Chris and Africa Melane have the answers...