There is no set lifespan.It can live as long as the environment can support its life. However the average lifespan differs for each particular species, with an average life expectancy from a few days to a year or two.
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Actually, it is INNATE IMMUNITY. That is the proven right answer so be careful.
Classifying answer d because they are classifying by the type of music to organize
Cell membrane presses against cell wall, but the cell wall is what gives the cell shape