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
Sit in front of a heater- what are the options
Lifespan - could be due to predators and food intake
Im really good at crosswords, e-mail a copy & i’ll fill it out for you