A microbe that is harmful and can cause an infection is: A. A virus
B. A pathogen
C. Normal flora
D. A spore
A microbe that is harmful and can cause an infection is:
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The correct answer is B. A pathogen.
A pathogen is a harmful microbe that can cause disease or infection in a host organism. This includes bacteria, viruses, fungi, and parasites that can invade the body and lead to illness. Normal flora, on the other hand, refers to the beneficial microbes that live in our bodies without causing harm.