The correct answer is microglia.
<span>Microglia is glial cells found in the central nervous system with the protective role. Because they are the resident macrophage cells, they act as the first and main form of active immune defense. Microglia is constantly cleaning the CNS for plaques, damaged or unnecessary neurons, and infectious agents, like viruses or other microorganisms.</span>
need options so i cant answer
<span>Unconformities occur when younger rock is placed on top of older rock
hope this helps
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Answer:
D. Thr availability of safe places to rest
Explanation:
Thats like saying people could die because they don't have a place to sleep
