Biological Science
5th Edition
ISBN: 9780321743671
Author: Scott Freeman
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 6TYK
Could both the food competition hypothesis and the sexual competition hypothesis explain why giraffes have long necks? Why or why not?
a. No. In science, only one hypothesis can be correct.
b. No. Observations have shown that the food competition hypothesis cannot be correct.
c. Yes. Long necks could be advantageous for more than one reason.
d. Yes. All giraffes have been shown to feed at the highest possible height and fight for mates.
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Chapter 1 Solutions
Biological Science
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