KVPY SX SB Exam 2013 Question Paper

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Question : 71 of 120

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Chlorofluorocarbons (CFCs) are believed to be associated with cancers because,

CFCs react with DNA and cause mutations
CFCs react with proteins involved in DNA repair
CFCs destroy the ozone layer and permit harmful UV rays to reach the earth
CFCs react with DNA polymerase and reduce fidelity of DNA replication

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