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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Krishan k jakhad
1. since both A and B are true statements. according to given data since activity is 0 or reduced to half in first deletion -100 to -50 houses a positive regulatory element, on the other hand activity increases 1.75 times in absence of -250 to -200 region so it harbour a negative regulatory element deletion release this brake and activities increased.