Campbell Biology (11th Edition)

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

Chapter 16 - Test Your Understanding - Level 2 - Application/Analysis - Page 334: 9

Answer

They should be positively charged, like histones, so that they can interact with the negatively-charged phosphate backbone of DNA.

Work Step by Step

This comes from the structure of DNA (see p.5) and highlights the importance of basic chemical principles for understanding biology.
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