Answer:
d) You give a patient an antibiotic to treat an infection.
Explanation:
Robert Koch is regarded as one of the fathers of modern bacteriology. This researcher discovered the anthrax bacterium and its transmission cycle. In 1884, Koch and Loeffler developed a series of rules that helped to understand the existing associations between a microbe and a disease. Koch used these rules to explain the causative relationships for two different diseases (tuberculosis and cholera); however, these postulates can be indistinctly used to explain the etiology of other diseases caused by both bacteria and viruses.
<span>they would appear to move to more right</span>
It uses nephridium as the expiratory organ for flat worms
