Which of the following statements is not an accurate statement about thymine dimers?
(a) Thymine dimers can cause the DNA replication machinery to stall.
(b) Thymine dimers are covalent links between thymidines on opposite DNA strands.
(c) Prolonged exposure to sunlight causes thymine dimers to form.
(d) Repair proteins recognize thymine dimers as a distortion in the DNA backbone.
Answer: B