Infected cells can release chemicals that travel through the bloodstream to alert the brain. the brain then sends signals along [veins; muscles; nerve cells; bones] to increase the temperature of the body.

Last 5 benefits of physical activity and identify each benefit as either a physical mental and emotional or social benefit

Bennett has trouble interacting with other students in school lately. he has become frustrated easily when asked to work in groups, and he has been withdrawing from class discussions. his teacher is worried about his

Whihc type of medicine kills cancer cells in the body, but also kills healthy cells