Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 33, Circulatory and Respiratory Systems - 33.3 - The Respiratory System - 33.3 Assessment - Page 969: 4a

Answer

Smoking leads to a number of complications. The tar lines cilia and lung lining, rendering them to be less efficient, which is harmful for the body in the long run.

Work Step by Step

As above
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