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What is a monoclonal antibody?

An antibody is a specific protein produced in response to an antigen.A monoclonal antibody is an antibody that has been produced from one specific type of white blood cell. Every antibody produced by this wh...
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Answered by Danial B. • Biology tutor
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James is 7 years older than Kate. Sam is twice as old as James. The sum of their ages is 77. Find the ratio of Kate's age to James' age to Sam's age.

Kate's age = xJames age = x + 7 Sam's age = 2x + 14sum of age = 77 Therefore x + x+7 + 2x+14 = 774x + 21 = 77 4x = 56 x= 14 ratio = 14:21:42
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Answered by Danial B. • Maths tutor
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Evaluate the extent to which general elections in the UK are lost by the government rather than won by the opposition (30) (Edexcel Sample Assessment Materials)

This question encourages you to think about the two sides of the argument as to why changes of government happen - i.e. is it the government's fault, or the skill of the opposition. You must come to a judgem...
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Answered by Joanne R. • Politics tutor
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HOW HAVE FAMILY AND MARRIAGE PRACTICE CHANGED HISTORICALLY AND INTERNATIONALLY?

HOW HAVE FAMILY AND MARRIAGE PRACTICE CHANGED HISTORICALLY AND INTERNATIONALLY? Historical research suggests periods between typical forms of family structure and its functions for society. A family is a gro...
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Answered by Junior U. • Sociology tutor
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How does 不仅。。。而且 work?

不仅。。。而且 - means not only but also. It is a sentence structure expected of GCSE students and is considered a complex sentence structure. 不仅 and 不但 are interchangeable. The structure goes S +不仅 + V＋O, 而且／还+ V ...
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Answered by Lulu H. • Mandarin tutor
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