Answer: To pump blood and keep the body alive
Explanation: The heart is part of the "Circulatory System", whose job is to transport blood with its oxygen to the rest of the body, and to maintain homeostasis. Hope this helps!
Answer:
you would want to balance them out easy and make sure it is correct
Explanation:
Answer:
Heredity is considered a controllable risk factor.
In order to answer this question, we should know what a pandemic means: it means a global epidemic.
A lot of epidemics are very local, for example Malaria is limited to places where mosquitoes are very active.
HIV/AIDS can be found in all parts of the world, so that makes it a pandemic - it goes everywhere humans go, because it can survive in all conditions where humans live
