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The addition of excess nitrate to the freshwater body causes algal bloom on the surface, blocking sunlight. This reduces the photosynthetic activity of submerged plants, causing them to die. Subsequently,...

Konrad Adenauer was chancellor from September 1949 to October 1963 a rule of 14 years longer than the whole of the Weimar republic or Adolf Hitler. Compared to Weimar’s 13 chancellors and Hitler’s u...

As a protagonist, Stanley certainly represents the machismo and capitalist drive which characterised Tennessee Williams’ post-war America, informed by social tensions arising out of the upheaval of World ...

An amino acid is made up of four groups bonded to a central carbon atom. These groups include a hydrogen atom, a carboxyl group, an amine group and a R group. The R group differs for each amino acid. A pe...

Substitution of 'u=1+sin(x)' is required.Differentiating this with respect to x gives cos(x)... therefore du=1/cos(x) dxmultiplying that through leaves the integral of sin(x)(1+sin(x))^3 which therefore c...