Final answer:
Eosinophils contain histamine which acts as an anti-histamine, combating allergic reactions and parasitic infections.
Explanation:
Eosinophils are granulocytes that have histamine in their granules. Histamine is an anti-histamine that counteracts the activities of histamines and is involved in allergic reactions. Eosinophils also contain degradative enzymes and major basic protein (MBP) which play a role in protecting against parasitic infections and allergic responses.
Learn more about Eosinophils and histamine here:
https://brainly.com/question/43202120
