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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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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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‘The domestic policies of Edward IV's second reign was more successful than his first’ Do you agree with this statement

Edward VI's’ domestic policies were far more successful in his first reign than his second, as most of his successful policies devised in his first reign lasted till his second. The conciliation policy that ...
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Answered by William P. • History tutor
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What's the difference between an animal cell and a plant cell?

A cell is a basic unit of life. An organelle is a structure inside a cell with a special function. Most animal cells have the following parts: a nucleus, cytoplasm, a cell membrane, mitochondria and ribosome...
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Answered by Iman S. • Biology tutor
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