Campbell Biology (11th Edition)

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

Chapter 7 - 7.4 - Concept Check - Page 139: 3


Since lysosomes are so acidic internally, you would expect to find a proton pump moving protons into its interior.

Work Step by Step

Review the nature of a lysosome--you will see that it is a digestive compartment and that its acidity plays a role in that. Protons make a space acidic, which, in turn, comes from the action of proton pumps.
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