Well I don't really know medically but I have heard that Doctors don't recommend taking anymedicine while your pregnant unless your doctor has told you so or other wise it could be dangerous If you take a medicine without any permission while pregnant because it can be harmful to the baby!
<em>Environmental service systems pathway includes occupations involved in water and air pollution control, recycling, waste disposal and public health issues. Work includes hazardous-waste management, research, and quality control.</em>
Human body is protected by chemicals that destroy microbes. One example of such specialized cell is <span>phagocytes</span>
Answer:
For energy and growth/ repair