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12/7/2016
Figure 21.9f
 Observation #1: Members of a population often
vary in their inherited traits
Kohlrabi
© 2014 Pearson Education, Inc.
© 2014 Pearson Education, Inc.
Figure 21.10
 Observation #2: All species can produce more
offspring than the environment can support, and
many of these offspring fail to survive and
reproduce
© 2014 Pearson Education, Inc.
© 2014 Pearson Education, Inc.