Answer:
Basophils
Explanation:
These small cells seem to sound an alarm when infectious agents invade your blood. They secrete chemicals such as histamine, a marker of allergic disease, that help control the body's immune response.
Hope it helps
The most specialized organism is the GRIZZLY BEAR. Specialized animals refers to those animals, which have different types of cells in their body which carry out different types of functions.
The answer for 21 I think is false
according to my biology teacher it's true. so there you have it.
Biology or Geology. These answers make the most sense to me.