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Enzymes are specific: meaning that an enzyme's active site is complementary to a particular substrate. In the lock and key hypothesis, a substrate that is complementary to the enzyme binds to the enzyme's...

1. detoxification: liver cells contain enzymes which break down toxins for example catalase, this enzyme is responsible for converting toxin hydrogen peroxide into water and oxygen. enzymes can detoxif...

y = |2x| is a "V" shaped graph with a gradients of 2 and -2 that inflects at the origin (0,0)y = |5x - 2| is a "V" shaped graph with gradients of 5 and -5 that inflects at the point (2...

The neutrality pact between Nazi Germany and the Soviet Union, signed on August 23 1939 was broken on June 22 1941 when Hitler launched Operation Barbarossa. It was the code name for the Axis invasion of ...

Introduction and definitions NIC definition as newly industrialising countries who have profited from rapid industrialisation leading to significant secondary sector growth and an increase in GDP. NICs ha...