Question
Biology Question on Structure of DNA and RNA
Which of the given statement(s) about synthetic oligonucleotides is/are correct?
A
Chemical synthesis extends the DNA chain from 3´→5´end
B
They can be utilized for site-directed mutagenesis
C
Chemical synthesis extends the DNA chain from 5´→3´end
D
They can be utilized as radiolabeled probes
Answer
Chemical synthesis extends the DNA chain from 3´→5´end
Explanation
Solution
The Correct options are A, B, D : Chemical synthesis extends the DNA chain from 3´→5´end AND They can be utilized for site-directed mutagenesis AND They can be utilized as radiolabeled probes