All of these.. Because it contains all of these characteristics
I believe it is a - Detailed instructions for operator hygiene
Answer:
if we don't follow health protocols we will not stay healthy and even loss our life
Answer:
A. Interferons
Explanation:
According to Wikipedia, "Interferons are a group of signaling proteins made and released by host cells in response to the presence of several viruses. In a typical scenario, a virus-infected cell will release interferons causing nearby cells to heighten their anti-viral defenses."
