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by pjc50
1696 days ago
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It's a print _job_. The cell is printing more bits of cell all the time, we just slip in some extra messages that print foreign proteins. The immune system identifies the proteins as foreign and produces antibodies to destroy them, which primes it to destroy matching COVID viruses. |
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mRNA is "messaging" RNA. It sends the message to the protein factory to make more of a protein structure defined by the DNA, just like a print job sends the message to the printer.