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Why are DNA proofreading enzymes necessary? A DNA molecule can be thought of as having 2 components,...

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Biology

Whyare DNA proofreading enzymes necessary? A DNA molecule can bethought of as having 2 components, corresponding to the sides andrungs of a ladder. What are these 2 components? What class ofmolecule is telomerase? What does telomerase do? In which humancells is telomerase appropriately active? In what kinds of cells istelomerase inappropriately active?

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Why are DNA proofreading enzymes necessary Although DNA polymerase is a highly accurate enzyme there are often eroors that it makes while synthesising new DNA molecules There errors need to be rectified in order to preserve the integrity of the DNA sequence because incorrect bases can often lead to serious consequences due to mutations The consequences of such errors    See Answer
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