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labwork [276]
3 years ago
9

Why do mosquito bites itch?

Biology
2 answers:
iren [92.7K]3 years ago
8 0

Answer:

Their saliva contains an anticoagulant and proteins. The proteins are foreign substances that trigger the body's immune system. To fight them the body's immune system releases histamine, a compound that helps white blood cells get to the affected area. Histamine is what causes the itchiness, inflammation, and swelling

hope i helped

Explanation:

mixas84 [53]3 years ago
7 0
Their saliva contains an anticoagulant and proteins. The proteins are foregin substances that triggers the body’s immune system. To fight them the body’s immune system releases histamine, a compound that helps white blood cells get to the affected area. Histamine is what causes the itchiness, inflammation, and swelling.
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