Biology 2010 Student Edition

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

Chapterv35, Immune System and Disease - 35.3 - Fighting Infectious Disease - 35.3 Assessment - Page 1022: 3b

Answer

Infections can be spread by people to new places when they travel there by any means (air, water or land).

Work Step by Step

as above
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