Some commentators argue that the entire process of peremptory challenges in jury selection should be abolished. If

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Question:

Some commentators argue that the entire process of "peremptory challenges" in jury selection should be abolished.
If it is abolished then lawyers in representing their clients will not be able to knock potential jurors off from hearing a case.
Do you agree? Is this appropriate in terms of ensuring a fair trial?
Does your answer change if it is a criminal or civil trial?