Gap Fill - Omicron - Level 5

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   changes      crown      dangers      degree      effective      few      related      spikes      ultimately      virulent  

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Scientists are analyzing Omicron for the it might pose. They have found 50 genetic in the DNA in the spikes surrounding the of the virus. Vaccines focus on these . Any changes in DNA could make the virus more , transmissible and resistant against vaccines. It could take a weeks to determine how our vaccines are. The White House warned that: "When you have a virus that is showing this of transmissibility, and you're already having travel- cases...it is going to go all over [the world]."

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