Which component of $DNA$ carries genetic information?

If the sequence of bases in one strand of $DNA$ is $CTGTCAGTA$,then the sequence of bases in its complementary strand is

Identify the nitrogen atom that does not contribute to the basicity of the compound shown in the structure.

Which of the following is not present in a nucleotide?

Given below are two statements:
Statement $I$: $A$ unit formed by the attachment of a base to $1'-$position of sugar is known as nucleoside.
Statement $II$: When nucleoside is linked to phosphorous acid at $5'-$position of sugar moiety,we get nucleotide.
In the light of the above statements,choose the correct answer from the options given below:

$ADP$ and $ATP$ differ in the number of