Once infected cells have sensed an invading pathogen, they secrete molecules called cytokines and chemokines. Cytokines such as interferons are molecules that signal neighbouring cells and induce an antiviral state in them. These cells are then primed to resist an infection with the invading virus.
A. CPR training is the one ems could participate
Answer:
All medicines must be stored in a cool, dry place, away from sunlight and moisture. Some medicines require special storage conditions such as in the refrigerator, or even the freezer. Such medicines can expire quickly if they are improperly stored at room temperature, becoming toxic or less effective.
Explanation:
Answer:
Hello!
Explanation:
I hope you are doing good. Have a noice day .
Answer:
I would say Option B
Explanation:
A controlled experiment is where you have two or more independent variables, that way you have an experiment to compare results with.
