Biology 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078024269
ISBN 13: 978-0-07802-426-9

Chapter 17 - Speciation and Macroevolution - Assess - Page 315: 6

Answer

a. species 1 b. geographic isolation c. genetic changes d. species 2 e. genetic changes f. species 3

Work Step by Step

Geographic isolation, often in the form of a natural barrier, physically separates a population. Over time, the separated meta-populations might evolve and undergo speciation, leading to a formation of one or more species that now occupy either sides of the barrier.
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