You work in the pathology laboratory of a large metropolitan hospital and have been asked to assist with the screening of a biopsy sample from a patient$’$s cancerous tumor. You discover a mutation in the enzyme, inorganic pyrophosphatase, which is required to cleave pyrophosphate during DNA replication. The mutation reduces the enzyme$’$s activity by half. Would this mutation be beneficial or deleterious to the cells of the tumor? Explain your answer. 

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Deleterious Mutation The mutation in inorganic pyrophosphatase reducing its activity by half would be deleterious harmful to the tumor cells Heres why DNA Replication Inorganic pyrophosphatase plays a ... View the full answer