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What is clonal selection?

Clonal selection is a part of human immune response where specific B or T-helper lymphocytes are chosen to undergo clonal expansion B-lymphocytes and T-helper lymphocytes have unique and specific antigen rec...
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Answered by Oliver M. Chemistry tutor
51642 Views

How does sonata form work?

Sonata form is one of those things that seems rather scary at first, but once you get to grips with it it's actually a lot more simple than you think, and unlocks a whole load of music in one go! So, here go...
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Answered by Sebastian J. Music tutor
6188 Views

To what extent was Germany responsible for the outbreak of the First World War

This is a classic longer essay question. There was been long and varied debate amongst historians as to why the First World War broke out. The standard list of reasons for the outbreak of the First World War...
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Answered by James W. History tutor
12013 Views

How do I start to approach the ELAT?

The ELAT is an unsual test for one main reason: it has no questions. Instead you are faced with six poems or extracts from texts, which all have a shared theme. Themes in the past have included Journeys and ...
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Answered by Amanda W. ELAT tutor
4204 Views

To what extent do conservatives support the free market?

Students should begin with a brief discussion on the definition and features of the free market economy, with reference to concepts such as the invisible hand and to theorists such as Adam Smith. In discussi...
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Answered by Marcel G. Politics tutor
14494 Views