Question
Why does Plasmodium require a host?

Answer

Plasmodium requires a host to complete its life cycle. Plasmodium has two hosts : (i) Humans (ii) Female Anopheles.
Man is the primary host and female Anopheles is the secondary host. If neither of the two hosts is found, its life will end.
Plasmodium is an endoparasite that depends on these hosts for food

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