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madam [21]
2 years ago
13

Which of the following types of DNA damage cannot be repaired by base excision repair?

Biology
1 answer:
Elodia [21]2 years ago
7 0

Answer:

c. Thymine dimer

Explanation:

Thymine dimer

Thymine dimer ( also called the DNA damage ) that is repaired by the nucleotide excision repair which involves the breakage of the phosphodiester bond on the side of the damage , and results in the excision of an oligolnueotide of 10-12 nucleotides in length .

But the base excision repair involves the removal of the damaged base , removal of short polynuceotide and resynthesis of this area with DNA polymerase .

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