Principles of Anatomy and Physiology 14e with Atlas of the Skeleton Set (14th Edition)

Published by Wiley
ISBN 10: 1-11877-456-6
ISBN 13: 978-1-11877-456-4

Chapter 2 - The Chemical Level of Organization - Figure 2.24 - Page 53: 1

Answer

In the DNA molecule adenine always pairs up with thymine(A-T) , and Guanine always joins with cytosine (G-C).

Work Step by Step

Thymine does not appear in RNA so adenine has to pick a new partner. Therefore, in the RNA molecule, adenine pairs with uracil (A-U).
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.