$DNA$ strands are antiparallel because of the presence of
$H$ -bonds
Peptide bonds
Disulfied bonds
Phosphate-diester bonds
Nucleosomes are bounded by
Distinguish between heterochromatin and euchromatin. Which of the two is transcription-ally active ?
The substance that acts as connecting link between two generations is
The haploid content of human $DNA$ is
A single stranded $DNA $ molecule is the genetic material of bacteriophage