where do coronavirus variants come from ?

Description

https://www.cnn.com/2021/06/29/health/how-coronavirus-variants-evolve/index.html

Where do coronavirus variants come from? – CNN
https://www.cnn.com/2021/06/29/health/how-coronavirus-variants-evolve/index.html
29 juin 2021Coronavirus variants cannot arise without infected people. The more people there are with infections, and the longer they are infected, the more likely the virus is to evolve into multiple strains.

https://lifehacker.com/where-do-covid-variants-come-from-anyway-1847513044

Where Do COVID Variants Come From, Anyway?
https://lifehacker.com/where-do-covid-variants-come-from-anyway-1847513044
Delta, the variant that is so transmissible it is now the dominant strain of COVID worldwide, emerged in India where vaccination rates were very low. Current evidence tells us that vaccines deny…

https://www.bbc.com/news/av/health-56286744

Covid variant: Where do new Covid-19 variants come from …
https://www.bbc.com/news/av/health-56286744
The variants first detected in India, Kent, South Africa and Brazil are just some of the many thousands of different versions, or variants, of Covid-19 circulating around the world. The longer the …

https://covid.joinzoe.com/post/what-are-covid-variants

What are COVID-19 variants, where do they come from, and …
https://covid.joinzoe.com/post/what-are-covid-variants
How do COVID-19 variants arise? COVID-19 is caused by the SARS-CoV-2 coronavirus – a tiny particle that is little more than a length of genetic code (RNA) wrapped in a spiky molecular coat. When SARS-CoV-2 infects a human cell, it makes thousands of copies of itself, which then spread out into the world in search of new hosts.

https://www.wesh.com/article/where-coronavirus-variants-come-from/36874000

Where do coronavirus variants come from?
https://www.wesh.com/article/where-coronavirus-variants-come-from/36874000
the delta variant of the coronavirus first discovered in india now makes up 20% of the total cases in the u.s.white house chief medical adsovir .dr anthony fauci calls ithe t greatesthr teat to …

https://www.mayoclinic.org/diseases-conditions/coronavirus/expert-answers/covid-variant/faq-20505779

COVID-19 variants: What’s the concern? – Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/coronavirus/expert-answers/covid-variant/faq-20505779
Viruses constantly change through mutation. When a virus has one or more new mutations it’s called a variant of the original virus. Currently, several variants of the virus (SARS-CoV-2) that causes coronavirus disease 2019 (COVID-19) are creating concern in the U.S.

https://knpr.org/npr/2021-02/where-did-coronavirus-variants-come

Where Did The Coronavirus Variants Come From? | Nevada …
https://knpr.org/npr/2021-02/where-did-coronavirus-variants-come
That perhaps, the new variants arose inside people similar to the man in Boston – that is, people who are immunocompromised and have long-term COVID infections. I think that’s the leading theory,…

https://www.usatoday.com/story/news/factcheck/2021/05/28/fact-check-covid-19-variants-come-mutations-not-vaccines/5205529001/

Fact check: COVID-19 variants come from mutations, not …
https://www.usatoday.com/story/news/factcheck/2021/05/28/fact-check-covid-19-variants-come-mutations-not-vaccines/5205529001/
28 mai 2021Public health officials say coronavirus variants are the result of changes to the virus’s genes. Every time a virus replicates, mutations naturally occur in its genetic material. When RNA viruses…

https://www.cnn.com/2021/01/28/health/variants-coronavirus-new-popping/index.html

New coronavirus variants: where they come from and what we …
https://www.cnn.com/2021/01/28/health/variants-coronavirus-new-popping/index.html
28 janv. 2021Variant strains of coronavirus have been turning up across the US, including new types seen first in the UK, South Africa and Brazil. Here’s what we know about them.

https://www.forbes.com/sites/brucelee/2021/08/07/did-covid-19-vaccines-cause-coronavirus-delta-variants-no-evidence-behind-such-claims/

Did Covid-19 Vaccines Cause Coronavirus Delta Variants …
https://www.forbes.com/sites/brucelee/2021/08/07/did-covid-19-vaccines-cause-coronavirus-delta-variants-no-evidence-behind-such-claims/
7 août 2021As you can see, all of these variants emerged in 2020. Of the Variants of Concern, the Alpha variant was first found in the United Kingdom (U.K.) in September 2020, the Beta variant in South Africa…