Question

what is parasites ? ​

Answer 1

Answer:

A parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host. There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites.

Explanation:

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Answer 2

In long

A parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host.There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites.

In short

A parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host.