Which DNA Repair Mechanism Recognizes a Distortion in Double Helix

question 63

Multiple Choice

Which DNA repair mechanism recognizes a distortion in double helix geometry caused by DNA polymerase's insertion of an incorrect nucleotide during replication, one that escaped the enzyme's proofreading exonuclease?

• A)nucleotide excision repair
• B)base excision repair
• C)mismatch repair
• D)double-strand breakage repair
• E)transcription-coupled pathway

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Definitions:

Loan Balance

The remaining amount of money that a borrower must pay on a loan at any given time.

Compounded Semi-annually

Interest calculation method where interest is added to the principal twice a year, increasing subsequent interest calculations.

Loan Payment

The amount of money required to be paid back periodically (usually monthly) on a loan, including both principal and interest.

Compounded Semi-annually

Refers to the process of calculating interest on an investment or loan twice a year.