Answer:
Eosinophils
Step-by-step explanation:
Eosinophils are a type of white blood cells that involved in fighting against parasites (e.g hook worms) and some other infections. The also involved in the modulation of allergic inflammatory responses, such as asthma. They fight infection by trapping harmful substances, killing parasites and also acting in the case of inflammation. Eosinophils comprises of about 2-4% of the total white blood cells.
They are produced in the bone marrow during hematopoiesis before they migrate to the blood, they do not multiply after differentiation.