Spike proteins on the coronavirus, shown here in red, have mutated to be more sticky to receptors on human cells. Whether that has led to greater transmissibility and infectiousness remains to be determined. Image: CDC

Facts & Fallacies About the Mutant Coronavirus Strain

The rapidly evolving, mutated variant appears to be more infectious but much remains unknown

A recently evolved strain of the coronavirus, one of several, appears to be more infectious, based on preliminary evidence, and it has raised largely unwarranted concerns that it might quickly develop resistance to…