Ribosomal RNA (rRNA)
Ribosomal RNA are found associated with large number of proteins in an ordered complex. Ribosomal RNA has a helical structure resulting from the folding back of single stranded polymer and constitute about 74-80% of total RNA in a cell.
Intext Questions
1. RNA molecules in primary structure are single stranded linear polymer
containing nucleotides joined by ……………….. phosphodiester linkage
2. The three types of RNA are ………………..
3. The 5’terminus of mRNA is “capped” with a methylated base of ………………..
(a) Guanosine 5’ triphosphate (b) Adenosine 5’ triphosphate
(c) Cytocine 5’ triphosphate (d) Thyamine 5’ triphosphate
4. The length of tRNAs ranges from ……………….. to ……………….. nucleotides
