Which one of the following statements about Histones is wrong?
Histones are organized to form a unit of $8$ molecules.
The $pH$ of histones is slightly acidic.
Histones are rich in amino acids $-$ Lysine and Arginine.
Histones carry positive charge in the side chain.
Which one of the following pair is a purine pair?
The one which is capable of self replication is
Explain the role of scientist :
$1.$ Friedrich Miescher $1869$
$2.$ Maurice wilkins and Rosalind Franklin
'Central Dogma' was proposed by
Which of the following are all Nucleotides