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The humoral repsonse removes the pathogenic microorganisms which don't enter the cells and requires antibodies produced by B lymphocyctes. Different B lymphocyte cells produce different antibodies, each of w...

The nitration of benzene is an example of an electrophilic substitution reaction - where one of the hydrogens (or other group attached to the benzene ring) is removed and replaced by another group. There are...

There are two key perspectives within the 'Is sociology a science?' debate. The first is the top down approach of Positivism which would say yes to the above question. Positivism believes that it is possible...

There has been a growing trend that moves away from the separated conjugal roles of the within the family towards the symmetrical family, which basically means more similar roles exist. These include women n...

Social action theories and interactionism can be defined as micro level, 'bottom up' approaches that focus on the actions and interactions of the individual. Importantly these theories are voluntaristic, the...