Submitted by nuf72
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  Microbiologists study microscopic organisms and how they interact with other organisms and the environment. In this major, you could study how microbes both benefit and harm human health; the role of microbes in the environment; or how microbes can be used in medicine, agriculture, and engineering.
 
You are interested in learning about the interplay between infectious diseases and the immune response.
              You want to pursue a career in genetic engineering, medicine, public health, or environmental studies.