A great video lecture conducted by experienced biology teacher on 11th class biology chapter 2 topic1,2 & 3 nucleic acid dna and rnatypes of rna. Get full understanding or ask any questions.
Nucleic Acid (DNA and RNA), Types of RNA, ch 2, lec 9,10, Nucleic Acid (DNA and RNA),Types of RNA - Inter Part 1 Biology
32:55
