Biology 2010 Student Edition

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

Chapter 1, The Science of Biology - Standardized Text Prep - Page 31: 8



Work Step by Step

Option A is incorrect. The owner used kilograms, which is a measure of mass in the metric system. Option B is incorrect. The owner recorded data on a chart. Option C is incorrect. The owner could easily graph the data using a line graph. Option D is correct. This experiment was not controlled. If it were controlled, then there would be a control group in which another puppy similar to the puppy in question was given another type of food.
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