Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 27 - Test Your Understanding - Level 2 - Application/Analysis - Page 590: 7


Short-term, discontinued use of antibiotics provides selective pressure for resistance to the antibiotics. Resistant bacteria survive and then, once the medicine is discontinued, thrive. The resulting post-treatment bacterial population is proportionally more resistant and, thus, more difficult to kill.

Work Step by Step

This highlights the importance of taking all of a course of medicine-- it has evolutionary implications for the population of pathogens attacking you and can make recovery harder or impossible. Evolution plays out everywhere.
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.