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- which set of cells has a functional APC/C – those treated with siCon or those treated with siBRCA1? Explain your answer.Note : — don't copy in google or bartleby. Plagarize checker will be used. QUESTION : — A mature Red Blood Cell has no nucleus. What is the significance of this? — If it has no nucleus, how is it synthesize then?Explain why the process of cell fusion is necessary to produce monoclonal antibodies used for research.