Bacteria, viruses, fungi, and protists have a bad reputation. people focus on the diseases they cause, the food they rot, and the bad odors they creat, even though most types cause no harm to living things. one type is an exception. it is non-living and can only reproduce by hurting its host. which one of these groups is a none-living agent of disease?
a. bacteria
b. viruses
c. fungi
d. protists

B.

Viruses are classified as biological agents instead of a living things, $& they are only made of genetic material.

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what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.