(A) Proline is a secondary amine
(B) Most of natural α-aminoacids have L-configuration
(C) RNA contains the bases adenine, guanine, cytosine and thymine
(D) A trinucleotide has phosphodiester linkage.
Correct among the above statements are
DNA and RNA contain four bases each. Which of the following bases is not present in RNA? (a) Adenine (b) Uracil (c) Thymine (d) Cytosine