Answer:
They characteristically show the presence of apical complex.
**Apical complex consists of polar rings, rhoptries, micronemes, mitcochondrions, microtubules and microspores
Organs for locomotion
They show slight amoeboid change of form
The parasite in their life cycle shows an alternation of generation accompanied by an alternation of host
Asexual cycle (Schizogony) takes place in erythrocytes in human host, sexual cycle (Sporogony) takes place in mosquito
