they are formed by layers of dead cells and is produced by the formation of multiple layers of suberized periderm, cortical and phloem tissue.
The answer is none of the above because organic materials, gasses, and minerals are all component soils.
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Other diseases on the rise due to extreme weather include hantavirus, schistosomiasis, onchocerciasis (river blindness), and tuberculosis. It also causes the rise in hay fever, as when the weather gets warmer there is a rise in pollen levels in the air.
Answer:
a,c,d
cause edgenute
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