NEET Biology question
DNA, being double-stranded and having a ...A... strand, ...B... changes by evolving repair mechanisms. Choose the correct option for A and B.
Answer: (B)
Solution
Because DNA is double-stranded with a complementary second strand acting as a reliable template/backup,
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account