Class 12 NEET Biology Molecular Basis of Inheritance Questions Part 2

The unequivocal proof that DNA is the genetic material came from the experiment of Alfred Hershey and Martha Chase.
Euchromatin are lightly stained region with loosely packed chromatin fibre.
Frederick Griffith performed series of experiments by selecting the different strains of Streptococcus pneumoniae.
Heterochromatin are darkly stained region with tightly packed chromatin fibre.