if u do cocaine u get high
Answer:
B. a substance that sends the immune system into action
Explanation:
Health, population and environment education is introduced as an integrated subject due to profound interrelationship that exists among the subject matters of these three disciplines. The natural physical aspects and man- made things come under the physical aspect.
Measles is a viral infection that's serious for small children but is easily preventable by a vaccine. it is a respiratory problem. this infection came into the us when people travel internationally.
I believe that it is a major life change.
