Biology 2010 Student Edition

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

Chapter 5, Populations - 5.1 - How Populations Grow - 5.1 Assessment - Page 135: 1a


The four characteristics that describe a population are geographic range, population density, growth rate, and age structure.

Work Step by Step

A population's geographic range is the area that a population inhabits. The population density describes the number of individuals of that species per unit area. The growth rate is how the size of the population changes. Age structure describes the number of males and females of each age.
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