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Monkeys also learn to communicate eurekalert.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from eurekalert.org Daily Mail and Mail on Sunday newspapers.
Antibodies are the memory cells that help humans enhance their defences when exposed to the same virus in the future. They are proteins created by our immune system as a defence mechanism after we are infected or vaccinated.
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