Western and Northern Hemispheres.
People migrate for a number of reasons. These reasons may fall under these four areas: Environmental, Economic, Cultural and Socio-political. ... Poor economic activity and lack of job opportunities are also strong push factors for migration.
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I don't know if you have any questions except that I would answer
Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy. ... The binding of a substrate to an enzyme active site is termed the "enzyme-substrate complex.
