The double helix model of Watson and Crick is known as
$C-DNA$
$B-DNA$
$Z-DNA$
$D-DNA$
Antiparallel strands of a $DNA$ molecule means that
Packaging of $DNA$ helix
Definitions/Explanation : Histone octomer & Euchromatin
The substance that acts as connecting link between two generations is
Explain the role of scientist :
$1.$ Friedrich Miescher $1869$
$2.$ Maurice wilkins and Rosalind Franklin