All protozoans are

All protozoans have

Most protozoans are photosynthetic.

Which of the following is universally found in all protozoans ?

All protozoans possess

All protozoans possess

All protozoans possess

What is true for all protozoans ? (A) are heterotrophs (B) they are either predators or parasites (C) hey are believed to be primitive relatives of animals (D) all of these