_________ are parasites that produce sporozoites and are nonmotile.

A) Alveolates
B) Chromalveolates
C) Dinoflagellates
D) Apicomplexans
E) Ciliates

Apicomplexans

A group of parasitic protists that lack structures for locomotion and that produce sporozoites as infective agents; malaria is caused by an apicomplexan.

Sporozoites

Motile infective forms of parasitic protozoa that can enter host cells; they are often associated with the life cycle of malaria-causing Plasmodium.

Nonmotile

Referring to organisms or cells that are incapable of self-movement.