Mosquito nets help protect against bites
A new kind of malaria has appeared which is not affected by the main drug against the disease.
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leading, most important
the ability not to be affected or harmed by something, especially a drug
appear, become known
determined the order of genetic material (DNA)
plants or animals that live in or on other plants or animals and feed on them
types
to be strong enough not to be harmed or destroyed by something; resist
the unique pattern of a plant or animal's genes
to discover something (often using special equipment)
follow the movement or development of something
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