$DNA$ is a polymer of

The coding sequences of genes are known as . . . . . . .

The antiparallel strands in $DNA$ are the result of:

If the base sequence of one strand of $DNA$ is $GAT, TAG, CAT, GAC$,what would be the sequence of its complementary strand?

The nitrogenous bases of the two strands of $DNA$ are joined by

Identify the correct matching for Euchromatin and Heterochromatin from the given statements:
$I -$ Loosely packed
$II -$ Densely packed
$III -$ Darkly stained region
$IV -$ Lightly stained region
$V -$ Transcriptionally active chromatin
$VI -$ Transcriptionally inactive chromatin
Euchromatin $\quad\quad$ Heterochromatin