Campbell Biology (10th Edition)

Published by Pearson
ISBN 10: 0321775651
ISBN 13: 978-0-32177-565-8

Chapter 1 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 25: 7

Answer

b) Tests experimental and control groups in parallel.

Work Step by Step

Controlled experiments utilize control groups and experimental groups that have one deviation from the control group. This way, the scientist is able to test one variable per experimental group.
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