This would involve thousands of mutations each time the virus replicates. The identical Wuhan strain showed up time and time again for months on end. This is not possible with natural spread.
This would involve thousands of mutations each time the virus replicates. The identical Wuhan strain showed up time and time again for months on end. This is not possible with natural spread.
This would involve thousands of mutations each time the virus replicates. The identical Wuhan strain showed up time and time again for months on end. This is not possible with natural spread.
Isn't natural spread people infecting each other? They even traced a single Asian guy coming into Washington state and infecting a few dozen there.