Answer for Question How are adenine and guanine alike and different. is given below:
Q.) How are adenine and guanine alike and different
Correct Answer isThey both are constituents of DNA. Adenine, cytosine, guanine and thymine are the glue that holds together the two sugar-phosphate strands which form the back-bone of DNA. The order in which these bases occur is what stores the information in DNA.