If hemoglobin S is inherited from one parent, the person has sickle cell trait and is usually free of symptoms .
(hemoglobin S; is inherited; from one parent) (the person; has; sickle cell trait) (the person; is; T:usually; free of symptoms)
hemoglobin S the person the person
is inherited has is
from one parent
sickle cell trait
T:usually free of symptoms