The correct answer is A because G and C work together, and T and A work together, except A turns into U when transferring to mRNA.
<span>Mesozoic Era is the anwser</span>
<span>Causes Of Melanoma. Ultraviolet rays Most skin cancers are caused by too much exposure to the sun's ultraviolet (UV) rays. The two types of UV rays that cause melanoma are UV-A and UV-B rays.</span>
the correct arrangement of the above sentences is as follows: sentence 3- sentence 5- sentence 2- sentence 6- sentence 1- sentence 4.
