Question

A. They are heterotrophs and must find food to eat.

B. They have a nucleus and are eukaryotes.

C. They are ALL parasites that harm their host by living in or on it.

D. Some help other organisms as they live in symbiosis together .
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Answer 1

The incorrect statement is -C. They are ALL parasites that harm their host by living in or on it.

Step-by-step explanation:

Protists are organism shows the vast difference and have a single cell microscopic eukaryotic cell. These are based on their characteristics similar to plants or animals divide them into two groups called plant-like protists and animal-like protists.

Animal-like protists are also a eukaryotic unicellular organism that depends on other organisms for their food so they are called heterotrophs. Some of these organisms also parasites and affect their host negatively. These are also organisms that are live symbiosis and help other organisms.