Health
What Mutations of SARS-CoV-2 are Causing Concern? – News-Medical.net
As SARS-CoV-2 has spread, it has evolved and and developed mutations, causing new variants of the disease.
As viruses are exposed to environmental selection pressures, they mutate and evolve, generating variants that may possess enhanced virulence.
Image Credit: joshimerbin / Shutterstock.com
The mutation rate of ssRNA viruses is observed to be much higher than organisms that possess ssDNA, and many times more than those with dsDNA. Not all mutations necessarily increase virulence, and in the majority of cases may in fact be deleterious or inconsequential.
Therefore, organisms must find an equilibrium…
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