Avsnitt
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Farms all over the world rely on bumblebees to spread pollen around their crops.
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Quinine is used to cure malaria. It is made from the bark of the cinchona tree.
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Saknas det avsnitt?
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Isaac Newton and his discovery
Farms all over the world rely on bumblebees to spread pollen around their crops.
Quinine is used to cure malaria. It is made from the bark of the cinchona tree.
Saknas det avsnitt?
Isaac Newton and his discovery