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aev [14]
3 years ago
7

All of the following are true about thymine dimers EXCEPT: the type of repair that is done to fix them is called nucleotide exci

sion repair they are caused by UV radiation damage that fuses thymines that are next to each other on the same strand individuals with xeroderma pigmentosa (XP) are unable to repair this type of DNA damage, leading to cancer cell development they are caused by UV radiation damage to thymines that are opposite each other on different DNA strands
Biology
1 answer:
Snowcat [4.5K]3 years ago
6 0

Answer:

Option 4, they are caused by UV radiation damage to thymines that are opposite each other on different DNA strands

Explanation:

Thymine dimer is formed on adjacent thymine and hence they lie next to each other on the same strand. They do not lie on strand that are opposite of  each other on different DNA strand.

Hence, option 4 is correct

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