If someone is infected with the same pathogen again, white blood cells will produce antibodies rapidly to kill it; therefore, they are naturally immune to that pathogen and won't get ill.
Si alguien se infecta con el mismo patógeno nuevamente, los glóbulos blancos producirán anticuerpos rápidamente para matarlo; por lo tanto, son naturalmente inmunes a ese patógeno y no se enfermarán.
| Text | If someone is infected with the same pathogen again, white blood cells will produce antibodies rapidly to kill it - therefore they are naturally immune to that pathogen and won't get ill |
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Tags: b3, bio, viruses
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