Campbell Biology (11th Edition)

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

Chapter 28 - Test Your Understanding - Level 2 - Application/Analysis - Page 615: 7


Please see the image. It should be most difficult to design drugs to combat animals and, after that, fungi.

Work Step by Step

The tree can be obtained from the olive box on p. 604, replacing the three ameoboid branches with the Amoebozoans as a group. The question of drug design difficulty involves phylogenetic closeness— the most difficult design should be for the evolutionarily closest/most similar relative, since such a drug would be more likely to affect humans as well.
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