Which components could be found in nucleotides of rRNA? 1 any one of two different nitrogenous bases with a double ring structure
any one of two different purine bases

3 any one of three different nitrogenous bases with a single ring structure

4 any one of three different pyrimidine bases

O 1, 2, 3 and 4
О 1 and 2 only
0 1 and 4 only
O 3 and 4 only