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: 2



Work Step by Step

Option A is incorrect. Both the horse and the grass it eats use energy. The horse gets its energy from the grass it eats whereas the grass gets its energy by making its own food using carbon dioxide, water, and energy from the sun. Option B is incorrect. Both the horse and grass can respond to stimuli in their environment. Option D is incorrect. Both the horse and grass must maintain a stable internal environment in order to survive. Option C is correct. This is the only option where the horse and grass differ. The horse can move from one place to another whereas the grass must stay in one place.
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