Consider the following four statements (a – d) and select the options which includes all the correct ones only.
a) Transforming principle explained by Griffith was later identified as DNA
b) Histones are rich in acidic amino acids lysines and arginines.
c) In RNA, every nucleotide has –OH group present at 2 – position of ribose.
d) In ads DNA the two chains have antiparallel polarity.