The segment of $DNA$ which acts as the instructional manual for the synthesis of the protein is

What are the positions of $N$ atoms present in the purine ring of nucleic acids?

The primary structure of a nucleic acid contains the base sequence $GATGC...$. Which of the following chains is complementary to this sequence?

Given below are two statements:
Statement $I$: Cytosine and guanine are formed in equal quantities in $DNA$ hydrolysis.
Statement $II$: Adenine and uracil are formed in equal quantities in $RNA$ hydrolysis.
The correct answer is:

Which of the following statements is $NOT$ true regarding $DNA$?

In $DNA$,the consecutive deoxynucleotides are connected via